+ 21. Solve -4*u + 13 = 3*q, 23 - 9 = i*u - 2*q for u.
4
Suppose -5 - 1 = -3*t. Suppose 0 = -5*p + t*p. Suppose p = 2*f + 2*w - 12, -18 = -0*f - 4*f + 2*w. Solve -f*z = 4*m + 28, -2*z - 5*m + 2*m = 14 for z.
-4
Let r(y) = y**3 - 2*y**2 - 4*y + 3. Let h be r(3). Solve 2*f - 6 = h, -3*f = -5*i - 7*f + 7 for i.
-1
Let x be 2 + -4*2 + 2. Suppose -2*h + 7 = -2*g - 5, h - 6 = 4*g. Let w = x + h. Solve -3*n + v - 14 = 0, 0*n + 3*n = w*v - 13 for n.
-5
Suppose 0 = j + 3*o - 14, 0 = 5*j + o - 2 - 12. Let p = -11 + 15. Let t be (-44)/(-5) - 1/(-5). Solve p*u - 4*s - 17 = -t*s, j*s - 10 = 0 for u.
-2
Suppose -5*x + 5*v = 2*v - 40, 3*x + v = 10. Solve -x*t + l - 3*l + 20 = 0, 9 = -3*t + 3*l for t.
2
Let w = -5 - -9. Suppose w = 4*r - 4. Solve 3*c = 5*h + 11, 2*c - r*h + 1 = 7 for c.
2
Let r = -4 + 19. Suppose r = 5*s, 2*c - 5*s = -3*c. Solve j - 17 = -c*y, -28 = -6*j + 2*j - 2*y for j.
5
Suppose 8 = 2*n - 0*n - i, -3*n - 5*i - 14 = 0. Let s be ((-5)/2)/(2/(-4)). Let y be -1 + s - 0/(-3). Solve -5*v - 5 = 4*p, 3*p + n*v - 1 - y = 0 for p.
5
Let g = 3 + -1. Let x(r) be the second derivative of r**4/12 + r**3/2 + r**2/2 + r. Let d be x(-4). Solve -d*w + 35 = -g*t - 3*t, -3*t = 5*w - 3 for w.
3
Let s = -3 - -12. Let a = s - 6. Let f be ((-1)/(-2))/((-2)/(-8)). Solve 5*c - 3*d = -30, 4*c = -a*d + d - f for c.
-3
Suppose -4 = 3*c + 23. Let i be (1 - c) + -2 - 3. Solve -20 = -i*h, 4*m - h - 1 = 15 for m.
5
Let o = 5 - 10. Let i be (-2 - -1)/(1/o). Solve -3*y = -3*q + 12, -i*y - 1 = -q + 3 for q.
4
Let w(g) = -g**2 - 8*g + 4. Let r be w(-8). Let y be 2 + 1 - (-3 - -2). Solve 0 = -y*n + 12, 3*n - 6*n + 17 = -r*b for b.
-2
Let w(y) = -y**2 + 5*y - 4. Let n be w(3). Suppose n*m + 11 = 4*o - m, -2*m + 31 = 5*o. Solve 3*i - l - 2 = 0, 0 = -o*i + 6*l - l + 10 for i.
0
Let t = -21 + 26. Solve -t*f = 4*j + 10, 5*f + 2 = 2*j - 8 for j.
0
Suppose -8*d - 36 = -4*d. Let b = d + 12. Solve -2*v - 5*t = 18 + 2, 12 = 5*v - b*t for v.
0
Let c be 45/75 + (-6)/10. Solve -4 = -2*b - q, 4*b - 2*q + 8 = -c*q for b.
0
Let p(t) = -t**3 + 15*t**2 + 34*t + 12. Let h be p(17). Solve 2*f - h = -f - 3*r, -4*f + 2*r - 8 = 0 for f.
0
Let z(s) = 3*s - 1. Let l be z(1). Let n = l + 1. Solve 5*p - 8 = n*x, -3*x = 4*p - 7*p for p.
4
Let n = -22 + 22. Solve -4*q - u = u + 10, -2*q + 3*u + 7 = n for q.
-1
Let s = 1 + 16. Suppose 21 = 4*q - 3*o, 0 = -5*q + o + s + 1. Suppose 23 - 15 = 2*c. Solve q*a + k = -2*a, -3*a + c*k + 23 = 0 for a.
1
Let z(l) = -l + 10. Let y be z(7). Suppose 5*n - 2*b - y*b = 5, -n + 3*b = 5. Solve -13 + 0 = -3*r + n*g, 2*r = g + 7 for r.
3
Let x(v) = v**2 - v + 5. Let t = 4 + -4. Suppose t*p + p = 0. Let l be x(p). Solve 13 = -2*n + l*k, -3*n - 15 = -4*k - 6 for n.
1
Suppose -2*w + 2*u = -4, 2*w - 3*u - 4 = -3. Suppose 3*x + 5*f + 12 = 52, 2*x = f + w. Solve 3*c = 4*b + 5, -x*c = -4*b + 2 + 3 for b.
-5
Suppose h - 2*y = -5*y - 1, h = -4*y - 6. Solve 5*i = -v + 4 - h, 2*i - 13 = 3*v for i.
-1
Let y = 45 - 33. Solve j - 27 = -5*n - 6, -2*n = 4*j - y for j.
1
Suppose -7*s + 5*s = -6. Solve 2*b - 5*q = -35, 2*b - 6*b - 5 = s*q for b.
-5
Let k = -43 + 47. Solve 5*a = -3*s - 25, 0 = -5*s + a + k*a + 25 for s.
0
Let o = 4 - -4. Solve 5*g - 2*l + 18 = l, l = -3*g - o for g.
-3
Let z(f) = -2 - 6*f + 3*f**2 + 0*f**2 - 2*f**2. Suppose -u + 5*u - h = 25, -4*u = 2*h - 34. Let m be z(u). Solve -4*g = 3*k + k - 20, 2*k - 25 = -m*g for k.
0
Let l(y) = y**3 - 8*y**2 + 5*y + 5. Let c be l(7). Let z be (-3 + (-22)/(-3))*-3. Let q = c - z. Solve -q*w = -2*v + 2, w - 3*w + 2 = 0 for v.
3
Suppose -o + 13 = 5*s, -s - 30 = -4*o + 43. Let d(h) = 2*h**2 + 1. Let a be d(1). Solve -2*g + 2*r = -o, 0*r - 37 = -5*g + a*r for g.
5
Suppose 7*j = -28 + 84. Solve -4*o + o - 18 = -3*f, j = -4*o for f.
4
Suppose 0*h = -h - 2*z + 15, 5*z = 5*h. Suppose -5*b = -f + 11 - 51, -4*f - 40 = -h*b. Let k = b + -2. Solve 5*n + 22 = -0*n + 3*x, 3*x - k = -3*n for n.
-2
Suppose -4*g + 5*u = -0*g - 10, 2 = -u. Solve 3*f = 3*v, -2*f = v - g*v - 3 for v.
1
Suppose 2*f = -2*l - 2, -6*l - 8 = 4*f - l. Solve -4*g + 3*m + 4 = 0, f*g - 5*g - 5*m = 24 for g.
-2
Let j(q) = q**2 + 6*q - 11. Let f be j(-8). Suppose 5 = f*b - 10. Solve -2*g = -0*g, -3*h + b = 5*g for h.
1
Let a(r) = 6*r. Let z be a(-1). Let t(o) = -o**2 - 8*o - 7. Let q be t(z). Solve -3*x + q*k + 2 = -2, -x - 2*k = 6 for x.
-2
Suppose i = -5*g + 18, -3*i - 2 = g - 0*g. Suppose 2*x + 3*x = 25. Let d = x - g. Solve 0*p + p = 2*f + d, -3*p + 13 = -f for f.
2
Let q be 4 - 3/(-6)*0. Solve -6 = 3*t + 3*d, t + 0*t - q*d = 3 for t.
-1
Let i = 6 + 1. Let w = i + -4. Let k be (-2 - -8)*1/w. Solve -3*s - m + 4 = 2*s, -k*m + 8 = 0 for s.
0
Let v(q) = 8*q**2 + 9 - 9*q**2 + 3*q + 3*q. Let y be v(7). Solve -5*u - 4*b + y + 4 = 0, -4*u + 3*b = 20 for u.
-2
Suppose -3*v - 15*v = -72. Let p = -2 + 4. Solve -v = -4*q + 5*x, 4*q + p*x + 26 - 2 = 0 for q.
-4
Let m be 10 + 2 + -2 + -1. Suppose 0 = -q + 31 - m. Solve -2*p = i - 8, 5*p - 3*i = 9 + q for p.
5
Let g be 2/8 + (-7)/(-4). Suppose 0 = -f + 5*q + 17, -3*f + 5 + 7 = -g*q. Let t be 2/(-9) - 56/(-9). Solve f*d + 12 = -4*l, -t = -2*l + d - 16 for l.
-4
Suppose y + 2*m - 5 = 0, 2*y - 10 = -0*y + 4*m. Let z be ((-6)/15)/(1/y). Let t be (z - -4) + 12 + 2. Solve 5*x = 3*o + 5, 2*x + o - t = 5*o for x.
-2
Suppose 5*h = -50 - 25. Let j(x) = x**2 + 6*x + 1. Let s be j(-4). Let r = s - h. Solve -3*b + 4*b = -3*v - r, -12 = 4*v for b.
1
Let x(t) = t**3 - 5*t**2 - t + 6. Let i be x(5). Let j be i + 3 + 0 + -1. Let v = j - -1. Solve -4*k - 6 - 6 = -v*z, -15 = -5*z + 4*k for z.
3
Suppose -3*l + 2*z + 19 = 3*z, -3*z = -12. Solve -3*k + 3*a - 5 = -l*k, k - 3 = -a for k.
4
Let t be -1*(2 - (2 + 2)). Solve 5*b + 15 = 0, 0 = -u - t*u - 4*b - 3 for u.
3
Suppose 3*u - 3 = -3*a, -3*u + u - 10 = -2*a. Let g(o) = o**3 + 2*o**2 - 3*o - 3. Let b be g(u). Solve 4*x + y + b = 0, -4*x + y + 2*y = 23 for x.
-2
Let y = 31 + -24. Solve 2*u - y*u - 3*b + 11 = 0, 4*u - 3*b = -2 for u.
1
Suppose 4*g = -13 - 15. Let z = -1 - g. Solve -2*t - p = -4, -t - 12 = -z*t - 3*p for t.
0
Let s(t) = 2*t + 13. Let z be s(-5). Solve 2*y = d - 4*d - 2, 0 = z*d - 5*y + 37 for d.
-4
Let t = -3 + 1. Let l be t/4 + 14/4. Solve -3*j - d = -6*j - 1, l*d = -j - 7 for j.
-1
Suppose 0 = -4*o - 4*b - 4, -5*b - 12 = 13. Solve -o*g - 4 = -q - 1, 27 = -g - 5*q for g.
-2
Suppose -2*p - 3 - 1 = 0. Let n = 6 + p. Solve -14 = 4*f - 2*b, -6*f - 19 = -f - n*b for f.
-3
Let g(p) = 3*p - 14. Let c be g(6). Let v = c - 1. Solve 8 = v*z - 2*t + 31, -2*t = 3*z + 7 for z.
-5
Let j(t) = -t**3 - 7*t**2 - 7*t - 1. Suppose -5*q = 2*n + 32, 3*q + 13 - 1 = 0. Let u be j(n). Solve 4*z = -a + 2*z - 7, -5*a = 4*z + u for a.
3
Let q be 14/21 - (-4)/(-6). Suppose q = -3*v + 4*v - 5. Solve -h - v*a + 2 = -3*a, h + 3*a = 3 for h.
0
Let r = -32 + 34. Suppose -3*o + 5*u = r*u - 126, -u - 2 = 0. Let i = -3 + 6. Solve -i*z + 5*n = -o, 7*z = 2*z - 4*n + 5 for z.
5
Let j = 0 + 3. Solve 5 = j*q - 2*h, -4*q = 4*h + 25 - 5 for q.
-1
Suppose -45 = -3*s + 5*n, s + 5*n + 7 - 2 = 0. Solve -2*t + s = -2*m, -2 + 1 = t + 5*m for t.
4
Let n(c) = -c**2 - 7*c. Let l be n(-6). Suppose -2*a + 0 - 12 = -4*v, 2*v = 4*a + l. Solve 4*y + 2*o = 20, a*o - 5*o = -20 for y.
3
Suppose 2*i - 3*i - 2*u + 5 = 0, 5*i = -4*u + 49. Solve n - i = 3*c, 3*c + 5*n = c + 14 for c.
-3
Let w(c) = c**2 - 10*c + 27. Let i be w(6). Solve -2*v - 3*v - i*z - 15 = 0, -3*z = 0 for v.
-3
Let v = -1 + 26. Suppose w - 3*z = 1 - 2, 3*w - 2*z = v. Solve -y = -2*l + w, l + 5 = -y + 3 for y.
-5
Suppose -2*n + 6*n - 32 = 0. Solve 3*x = 5*o - 13, -n*o + 3*o = -5*x - 15 for o.
2
Suppose 3*l - 12 = l - 2*j, 2*l - 2*j - 4 = 0. Solve 2*c = -l*m, -5*m - 6 = 7*c - 3*c for c.
-4
Let j = -2 + 5. Solve -j*f + 9 = 2*q - 2*f, 0 = -5*q + 5*f for q.
3
Suppose -j + 10 = -2*y, 19 = -j - 4*y + 5. Solve j*h - 6 = -4*m, 6*h - h + 3*m + 13 = 0 for h.
-5
Let g = 14 + -9. Suppose g*a = 3*a - j + 9, 4*a - 24 = 4*j. Solve -c = 5*q + c, -25 = a*c for q.
2
Suppose 5*h + 5*x - 50 = 0, -3*h + 0*h = x - 20. Solve -2*z = -4*o, 2*o = h*z + 5*o - 13 for z.
2
Let p(g) = -g**2 + 10*g - 4. Let n be p(9). Suppose 3*j - 2*y - 24 = -10, n*j + 4*y = 60. Solve -2*o + 2*z = 8, -2*z = o + z - j for o.
-1
Let r(d) = -d**2 + 8*d + 4. Let l be r(4). Let u = l + -6. Solve -5*p + 20 = 5*n, -4*p - 3*n + n = -u for p.
3