19. Suppose 6 = 2*x, -5*w + 4*w = z*x - 13. Solve 16 = -w*s + 4 for s.
-3
Suppose 8*t = 11*t. Solve t*y + 1 = -y for y.
-1
Suppose h - 2*h = 0. Let s = 4 + h. Solve -2*j + 6 = -s for j.
5
Suppose w - 1 - 3 = 0. Suppose 0 = k + w, 6*t - 3*t = 4*k + 22. Suppose -3*a + 4 = -t. Solve -a*f = -7*f - 5 for f.
-1
Let x be (-2 - 0 - 0)*-1. Solve -x*q - 3 = -7 for q.
2
Suppose 5 = t + 9. Let s be (-165)/(-12) + (-1)/t. Let z(a) = 4*a**3 - 2*a**2 + 1. Let b be z(1). Solve -b*l = -1 - s for l.
5
Let m(p) = -2*p + 1. Let k be m(-4). Let t = k + -5. Let v(b) = 2*b**2 - 4*b + 3. Let z be v(2). Solve 1 = z*a + t for a.
-1
Suppose -x = 5*v + 24 - 2, -5*x - 2*v - 41 = 0. Let y = x - -11. Let f = -3 + y. Solve 0 = i + f for i.
-1
Suppose 4*k - 10 = 5*q, q + 2*k - 20 = -4*q. Let b(f) = 5*f + 2*f**2 - 2*f**2 + 4 + f**2. Let p be b(-4). Solve 0 = q*u - p*u for u.
0
Suppose 10 = 2*s + 2. Suppose s*q + 2*n - 9 - 3 = 0, -5*q = n - 12. Suppose 3 = 8*t - 5. Solve -o + q + t = 0 for o.
3
Let u(t) = 19*t**3 + 7. Let k = 10 + -15. Let d(g) = -28*g**3 - 10. Let f(q) = k*d(q) - 7*u(q). Let o be f(1). Solve -2*n = -4*n - o for n.
-4
Let p = 10 - 16. Let r(b) = -b + 4. Let g be r(3). Let q be 3/(-3)*p/g. Solve -3*t = -q*t + 9 for t.
3
Suppose 3*g = 6 + 3. Solve o - 4 = g*o for o.
-2
Suppose -4*t + 2 = -2*k, 24 = 2*k + 5*t - 19. Solve 4*p + 15 = k*p for p.
3
Let m = -2 - -10. Solve -r = -5*r + m for r.
2
Let n be (12/(-3))/(-1 + 0). Let h be ((-20)/(-6) - 3)*45. Suppose -5*l - 4*w = -15, -8*l + 3*w + h = -3*l. Solve n*q + 9 + l = 0 for q.
-3
Let a(n) = n**2 + 3*n + 2. Let y be a(3). Solve 0 = 4*c - 9*c + y for c.
4
Let v be 3/4 - 18/(-8). Solve -l = 1 - v for l.
2
Let b(u) = -8*u + 33. Let v be b(4). Solve w = -4 + v for w.
-3
Let b(g) be the first derivative of g**2/2 + 54*g - 2. Let v be b(0). Let l be 4/3*v/12. Solve -m = -l*m for m.
0
Let i(z) = z**3 + 3*z**2 - z + 2. Let a be i(-3). Suppose 5*b - 19 = -0*b - n, -5*b + 25 = -a*n. Solve -16 = -5*d + b for d.
4
Let r = -63 - -65. Solve 7*i = r*i + 25 for i.
5
Let z be (1 + 5)/((-3)/(-6)). Suppose -3*s = -0*s - z. Suppose 3*h + h - m = 5, -2*m - 10 = -3*h. Solve h = -2*l - 6 - s for l.
-5
Suppose 4*d = 7*d - 27. Solve -4*p + d*p - 10 = 0 for p.
2
Let p(k) = k**2 + k - 3. Let h be p(-3). Suppose -n - 2 = l, -h*l = 2*n + 2*l + 16. Solve -3 - n = 5*j for j.
-1
Let o(g) = g**3 - 5*g**2 + 1. Let d be o(5). Let l be 7 - (-12)/(-3)*1. Solve -2*f - d = -l for f.
1
Suppose -4*n + 6 = -n. Suppose -n*i = 2*v, v - i + 0*i = 0. Let o = -10 - -25. Solve v = 3*x - 0*x - o for x.
5
Let f(z) = z - 25. Let k be f(28). Solve k*x = -2*x for x.
0
Suppose -i = 4 - 7. Suppose r = 5*o + i*r - 30, 12 = 2*o - 2*r. Solve 2*z - o = 4*z for z.
-3
Let k(d) = d**3 + 5*d**2 + 5*d + 4. Let z be k(-4). Suppose z*t - 4 = -t. Solve -t*o + o = 6 for o.
-2
Let g(p) = -p**3 + 8*p**2 + p - 5. Let c(f) = f**2 + 6*f + 8. Let n be c(-6). Let d be g(n). Solve -d*b + 4*b - 5 = 0 for b.
5
Suppose 5*v = -m + 2, 5*v + 4 = -4*m + 12. Suppose -2*s + x = -30, -4*s - 4*x + 74 = x. Solve -6*b + s = -m*b for b.
4
Let n = 39 + -34. Solve n*f = -16 - 9 for f.
-5
Suppose -29 = -5*k + 4*c, k - 7*c - 10 = -2*c. Suppose 2*g - 31 = 5*f, 0 + k = -f. Solve g*n - 16 = -n for n.
4
Let d(x) be the third derivative of 1/2*x**3 + 0 - 1/6*x**4 + 0*x - 2*x**2 + 1/60*x**5. Let o be d(4). Solve -5*w + o = -2*w for w.
1
Suppose -2*t - 6 = 2*v, -4*t - t = -5*v - 25. Suppose h = 5*z - 9, -5*h = 5*z - 2*h - 13. Let j = t + z. Solve 4 - j = -p for p.
-1
Let d = 24 - 23. Solve -3*w - d + 7 = 0 for w.
2
Let x = 1 - 0. Let g(s) = s**2 + 1. Let o be g(x). Suppose -26 = -3*b + 2*w, -5*w = -4*b - w + 40. Solve 5*i - b*i = -o for i.
2
Let m(v) = -v + 12. Let f be m(10). Suppose -4*q = 3*h - 43 - 1, 50 = 5*h + f*q. Suppose a + a = h. Solve -2 = -5*l + a*l for l.
2
Suppose -5*i + 0*i = 0. Suppose i*w - 5*w = 0. Solve -3*b + 0*b + 3 = w for b.
1
Let d = -14 - -16. Let c be (16 - 4)*d/4. Solve c = -2*g - 0 for g.
-3
Let l(w) = w - 4. Let z be l(8). Let f be z + (-1 + -2 - -1). Suppose -5*s = 3*x + 2*x - 5, 3*s - f*x = 23. Solve c = s*c for c.
0
Let w = -7 + 8. Solve -2*m - w = -7 for m.
3
Suppose 71 - 281 = -5*b. Suppose -3*i + 170 = 5*z, 2*i - b = -2*z + 26. Suppose z = 3*r - 41. Solve 0 = -2*q - 3*q + r for q.
5
Suppose 50 + 0 = 10*z. Let c(o) = o**3 - 3*o**2 - 6*o. Let q be c(5). Solve j + q = z*j for j.
5
Let r be -2 - 2*(-2 - -1). Suppose r*k - 2 = -k. Solve -4 - k = -3*p for p.
2
Let z = 2 + -5. Let k be 1/(z*1/(-9)). Suppose 4*j - 26 = d, k*j - d = d + 17. Solve j = -a + 2 for a.
-5
Suppose d = -3*i + 4*d + 6, 5*i + 4*d = 19. Let z = i + -1. Let c be (-4 - -5) + 2*z. Solve 5 + c = -2*x for x.
-5
Let l = 4 - 1. Suppose 6*i - 12 = l*i. Solve i*m = 2*m for m.
0
Suppose u - 2 + 3 = 0. Let d(y) = -y**3 + y. Let s be d(u). Solve -3*p + s = 6 for p.
-2
Suppose 3*n = -2*p - 1, -p - 4*n = -n + 2. Solve 2 + p = 3*l for l.
1
Let b(a) = -2*a**2 + 4*a + 5*a**2 + a**2. Let n be b(-3). Let y be 4/(-6) - (-64)/n. Solve 9 = -y*z - z for z.
-3
Let i(s) = 0 - 1 + 5*s**2 + 0*s**2. Let g be i(1). Let o = g - 1. Solve -n - o = -2 for n.
-1
Suppose 5*i - 9*i = -8. Solve -t = 2 + i for t.
-4
Let l be 21/(-14)*2*-1. Solve 0 = -l*v - 4 - 2 for v.
-2
Let r(w) = w + 6. Let b(n) = n + 7. Let x(o) = 3*b(o) - 2*r(o). Let f be x(-8). Solve v + 0*v - f = 0 for v.
1
Suppose -2*i = i - 15. Suppose 4*k + 6 + 4 = -5*w, -i*k + 4*w = -8. Suppose t - 4*t = k. Solve -4*u + t = 16 for u.
-4
Let g = 23 + -19. Solve -11 = -g*p + 9 for p.
5
Suppose -2*q - 2*q + 4 = 0. Let u be (-1 + 2/2)*q. Let v be u + 3 + (1 - 1). Solve -4 + 1 = v*n for n.
-1
Suppose 3*n = 3*x + x - 14, -x = -5*n + 5. Solve x*w = w for w.
0
Let r(n) = -n**2 - 12*n + 25. Let u be r(-13). Solve 5*v + 13 = -u for v.
-5
Let r = -15 + 19. Solve -z = -r*z - 6 for z.
-2
Suppose -4 = -4*q - 0. Suppose -3*u - q = -16. Solve 0 = -3*f - 10 - u for f.
-5
Suppose 7*z - 9*z = -24. Solve 6*m = 3*m - z for m.
-4
Let x = 2 + 10. Solve -5*b - 2 = -x for b.
2
Let o be -1 + 4 + -13 - 2. Let x be 14/5 - o/60. Solve x*p + 2 = -4 for p.
-2
Suppose 0*d + 52 = 3*w + 4*d, -5*w + 125 = -d. Suppose -4*m + 4*k + w = -2*m, 3*m = -k + 8. Solve -m*z = 2 + 2 for z.
-1
Let x(w) = w - 8. Let p be x(9). Solve -p = 5*d + 19 for d.
-4
Suppose 2 = -9*t + 4*t - h, -4*t + h = 7. Let y be (1/(-6) - (-8)/12)*2. Let v = y + t. Solve v = -m + 3*m - 4 for m.
2
Suppose 0 = -3*g - j + 6*j + 31, 3*g + 4*j + 14 = 0. Solve g = 3*u - 4 for u.
2
Let m = -33 - -29. Let x = m + 9. Suppose 0 = -3*q + i + 46, -3*q + 11 = -5*i - 27. Solve -v = -x*v - q for v.
-4
Let x be (1/2)/((-4)/(-16)). Let h(q) = -q + 17. Let w be h(10). Solve w*r - x*r + 15 = 0 for r.
-3
Let g(u) = u**3 - 5*u**2 + 6*u - 6. Let i be g(4). Let q(o) = -2*o - 10. Let s be q(-5). Suppose -7*x + i*x + 20 = s. Solve 2*d + x + 0 = 0 for d.
-2
Let t(y) = y - 12. Let j be t(16). Suppose j*p - 23 = -7. Solve 3*o = -o + p for o.
1
Let w = 8 + -3. Let r(p) = -p**3 - 4*p**2 - 5. Let b be r(-6). Suppose 0 = -4*k + 33 + b. Solve k = -w*y - 0 for y.
-5
Suppose 2*x - 6 = -2*s, 2*s + 2 = -x + 1. Solve -x*w = -2*w for w.
0
Suppose 0 = 13*w - 12*w. Solve 3*t - 2 + 14 = w for t.
-4
Let q(k) be the first derivative of -k**2/2 - 6*k + 2. Let p be q(0). Let c = p - -6. Solve c = -u + 5*u for u.
0
Let b be -1*(-98)/2 - -1. Suppose 2*q = 3*q - b. Suppose -d + q = 4*d. Solve 3*f = d + 2 for f.
4
Let i = 96 + -95. Let c(o) = o**3 + 2*o**2 - 2*o + 1. Let j be c(-2). Solve -j*r - i = -6 for r.
1
Let m(a) = -2*a**3 + 2*a + 1. Let y be m(-1). Let p be -2 - (1 - y) - -12. Let c be (-4)/p - 6/(-15). Solve 6*q - 4*q = c for q.
0
Let u be (-12)/7*14/(-2). Solve 3*d + d - u = 0 for d.
3
Suppose 6*c = -5 + 23. Let d = -5 + 10. Solve -d*i + c = -2 for i.
1
Suppose -4*u = -4 - 4. Suppose -2*x + u = -4. Let o = x - 3. Solve o = 4*m + 17 - 1 for m.
-4
Suppose -q - q = 0. Suppose -10 + 2 = -4*k. Suppose -k*o = -5 + 1. Solve b - 3 - o = q for b.
5
Let h(i) = i**2 - 3*i. Let s be h(3). Suppose 4*q + 24 - 4 = s. Let u be (-2)/q - 152/(-20). Solve -z = -5*z + u for z.
2
Suppose -2*i = -5*c + 4*c - 12, -23 = -3*i + 4*c. Solve i*f - 3 = 4*f for f.
3
Suppose -3 = 4*j - j. Let g be -2 + 50 + (j - -2). Let v = g - 34. Solve v = x + 4*x for x.
3
Let k(b) = -b**3 + 5*b**2 - 5*b + 2. Let f be k(3). Let r = f + -3. L