 12. Suppose t = -d + 4*d. Let k = -1 + 3. Solve -k*n = -2*g + 2, -4*g - d*n = -20 - 5 for g.
4
Let n = 75 + -73. Solve -v + 3*m = -n*v + 14, 2*v = -m + 8 for v.
2
Let r = 49 - 49. Solve -4*f + 14 = 2*o - r, 5*f = -2*o + 19 for o.
-3
Let c be 2/9 + 29/(-9). Let m be 3 + (-42)/c + 1. Solve -2*f = -0*f + 5*s + 11, -3*f + 4*s = -m for f.
2
Let b(p) = p**2 - 3*p - 11. Let j be b(-3). Solve 3*o + 4*k = 15, o - 2*k - j + 2 = 0 for o.
5
Let d be -15 + (1 - 1) + 3. Let n(u) be the first derivative of u**4/4 + 4*u**3 + u**2/2 + 16*u - 1. Let q be n(d). Solve -q*c - j = 0, -5*c + c = 4*j for c.
0
Let h = -17 + 22. Suppose 5*c + h*m = -15, -m - m - 6 = 5*c. Let a be (0 + 3)/(1 - 0). Solve c = q - 2*z + 11, -3*z + 17 = -a*q - 4 for q.
-3
Let m = -6 - -6. Suppose 8 = 4*p + 4*w, 4 = -m*w - 4*w. Solve -4*x + 17 = -4*l - p*x, 4*x = 2*l - 2 for l.
-5
Let z(l) be the first derivative of -l**2/2 + 2*l - 1. Let k = 23 + -25. Let r be z(k). Solve 5*h - r*q = 9, 0*h - 4*q = 3*h + 1 for h.
1
Let v be (0 + 2)*(0 - 1). Let n = 3 + v. Solve 0*l + n = l + t, -l + t = 5 for l.
-2
Let d(u) = 4*u - 18. Let x be d(5). Solve 2*j = -4*r - 10, -r + x*j = 2*r - 3 for r.
-1
Suppose i + 0*p - 20 = -5*p, 4*p = -3*i + 27. Suppose i*q = 136 - 21. Solve 0 = 4*a + r + 17, 0 = -4*a - 3*r + 4 - q for a.
-4
Suppose -4*l = -20, 4*a - 4*l = -3*l + 23. Solve 4*b - a*c = -3*c + 16, -b - 5*c + 4 = 0 for b.
4
Suppose -3*o + 9 - 3 = 0. Solve -5*f = -6*f - o*w + 12, 4*f - 2*w = -2 for f.
2
Let j(b) = -b**3 - 4*b**2 + 2. Let p be j(-4). Solve -a = 2*a - 2*m, -4*a + 2*m - p = 0 for a.
-2
Suppose 0 = -4*k + 4*b + 68, -b + 2 - 4 = 0. Suppose r + n + 5 = 4*r, -3*r + 3*n = -k. Solve -3*s + 2 = 4*t, -s + 4*t = -r*s + 10 for s.
-2
Let l(d) = 7*d**2 - d**3 + 9 + 18*d + 1 + 0*d**2. Let g be l(9). Let m(q) = -q - 5. Let b be m(-5). Solve -5*a = -2*t + 4*t + g, -5*t + a + 29 = b for t.
5
Suppose 65 = -10*h + 5*h. Let l = h + 16. Suppose -4*p + 4 = -0*p. Solve 2*n + 3*x - 17 = 0, 2*x = 4*n - l*x - p for n.
4
Let y(h) = 2*h - 3. Let b be y(3). Suppose 0 = p - 2*r - 7, -b*r + 0 = 5*p - 9. Solve 0 = -3*g - 5*l - 2, 5*g + 2*l = -0*l + p for g.
1
Let f be ((-10)/(-6))/(3/27). Suppose -2*h = h + 3*v - 6, -3*v = h - 6. Let t be (4 - 18)/(h - 2). Solve -n + f = -5*c, 17 = -5*c + t for n.
5
Suppose -25 = -3*a + 5*c, a = 4*a + 5*c + 25. Suppose 5*i = -a*i. Let o be 9/6*(0 + 2). Solve o*m - 6*m + 6 = 4*y, i = -4*y + m - 2 for y.
0
Suppose -14*r = -9*r - 15. Suppose 3*g + d - 76 = 0, -16 - 12 = -g + d. Suppose -19 = -3*a + 20. Solve -r*y - y - g = 2*h, 0 = 3*y - 5*h - a for y.
-4
Suppose 2*k = -2*k. Suppose k = -4*u + u - 6. Let h be (-11)/u - 1/(-2). Solve 4*j - o + 12 = -h*o, -3*j + 14 = -2*o for j.
2
Let p(d) = 6*d. Let c(z) = -z**2 + 6*z + 13. Let u be c(7). Let j be p(u). Solve -r - 2*o = 12, j = -r - 4*r - 4*o for r.
-4
Suppose m + 0 - 2 = 0. Let a(t) = -t**2 + t + 2. Let y be a(2). Solve m*p = 3*p + 3*j + 8, -3*p - j = y for p.
1
Suppose 17 + 1 = 3*d. Let j(w) = 5*w + 4. Let l be j(3). Let s = l - 10. Solve 3*y - k = -s, k = 3*y - k + d for y.
-4
Let a(n) = 3*n**2 - 2*n - 1. Suppose 5*d + 5*p + 16 = -4, -2*d - p = 5. Let q be a(d). Solve 3*l + 3 = f + 20, 2*l + q*f + 12 = 0 for l.
4
Let j(x) = -2*x + 17. Let i be j(7). Solve -4*l - 5*s = -l + 15, -i = -l + s for l.
0
Suppose -3*g = -7*g + 16. Suppose -2*o = -3*a - 12, -a - 2 = g*o + 2. Solve o = -4*z - 4*s - 4, -2*z - 4*s = -4*z - 26 for z.
-5
Let w = 0 + 5. Suppose -9 = -w*u + 16. Solve -p = -f, u*f - 3 - 3 = 2*p for f.
2
Suppose -y = -1 - 2. Solve 5*i = -y*s - 11, 9 = -8*s + 3*s + i for s.
-2
Suppose 4*u + 1 = 25. Let b be u/21 - (-276)/14. Solve -2*j - 3*n = 19, -3*n + 3 = j + b for j.
-2
Let z be -10 - (1 - 6/3). Let x = z - -39. Solve -5*i = 5*r - x, i + 3*i = -2*r + 20 for i.
4
Let p(x) = x - 1. Let n be p(5). Suppose -n - 8 = -3*i. Suppose -3*t - 97 = -4*k, -k - 2*k = -5*t - 81. Solve -4*c = -0*r - 3*r - k, i = -c - 4*r for c.
4
Suppose -28*q = -23*q - 25. Solve 2*a + 8 + 9 = q*y, 5 = y - 2*a for y.
3
Suppose 0*i = i - 4, 3*q - 7 = 5*i. Let s = q - 8. Solve 0*g + s = -g, 4*g - 11 = 3*b for b.
-5
Let g = -25 + 27. Solve -4*q - 17 = g*f - 1, 14 = -2*q + 2*f for q.
-5
Suppose y + 1 = 12. Solve f = -g + 3*g + y, -3*g + 1 = 2*f for f.
5
Suppose -35 = -4*q + 9. Solve 0*o + m = 4*o + 17, 0 = -o - 2*m - q for o.
-5
Let j = -13 + 33. Suppose -2*i = 3*i - j. Suppose 0 = 2*t - 2*o - 24, -2*t + 28 = 2*t + o. Solve 4*f + i*y = t, -3*y = 4*f - 6*f - 1 for f.
1
Let b(t) = t**3 + 6*t**2 + 5*t. Let a be b(-5). Solve a = -4*u + 2*o + 6, -5*o - 9 + 34 = 0 for u.
4
Let n be 2/1 - (-4 - -4). Solve -n*x = q + 8, 0 = x - q + 1 for x.
-3
Suppose 12 - 6 = 2*d. Solve d*w - 4*h = 6*w + 12, -5*w - 4*h = 12 for w.
0
Let v = 117 - 113. Solve 6*i = 2*i - v*k, -i + k + 10 = 0 for i.
5
Let w(a) = -a - 4. Let u be w(-7). Let m be 4/(-6) + 17/3. Solve u*y + 3 = 0, m*i = -3*y + 8*y for i.
-1
Let p be 6/(-21) + (-115)/(-35). Solve -4*j = -3*f - 25, 4*j - 4 = -f - p*f for j.
4
Let k = -11 + 24. Suppose 0 = -u + 4 + k. Let d = 27 - u. Solve 5*l - 2*v - 1 = 0, -v + d = 4*v for l.
1
Let s(i) = -i - 7. Let k be s(-10). Suppose 26 = k*l - 28. Solve 3*y = -2*t - 0*t - l, -5*y + 2*t = 14 for y.
-4
Let d be 0/(-2 + (1 - -3)). Let t be d - -10 - (-1 + 0). Solve 2*s - 4*u = -7 - 3, s = 5*u - t for s.
-1
Let u(n) = 2*n**2 - 3*n - 4. Let f be u(3). Suppose 6 = 3*i, 14 = -0*l + 2*l + 5*i. Solve f*j + 29 = z, -3*j - 23 = -0*j - l*z for j.
-5
Let f = 21 - 14. Let x = 9 - f. Solve x*k + 8 = -s + 7*k, 0 = -4*s + 3*k - 15 for s.
-3
Let f = -4 - -5. Let i = 8 + f. Solve -s - 3*n = 2*s - i, n - 1 = -2*s for s.
-2
Let v = -15 + 7. Let r be (-2)/3*(2 + v). Let n be (-80)/15*(-6)/4. Solve -3*j - 5*m + 17 = 0, -r*m + n = -5*j - 13 for j.
-1
Let o(n) be the second derivative of n**3/3 - 5*n**2/2 + 2*n. Let q be o(5). Solve 3*g - q*g + 14 = -4*b, -4*b + 6 = 2*g for b.
-1
Suppose 4*d - 17 - 7 = 4*n, -n + 30 = 3*d. Solve 4*l + 0*l + 20 = 0, d = -p - l for p.
-4
Let c be (-74)/(-26) - 22/(-143). Solve 0 = 4*t - c*t - 5*k + 22, 5*t + 3*k = 30 for t.
3
Suppose -3*r + 62 = 2*x, -5*r + 4*x + 9 + 131 = 0. Solve -o - r = 5*t, -t - 2*o - 18 = 3*t for t.
-5
Let b be 57/12 - (-6)/(-8). Let r be (-42)/b*8/(-12). Solve 0 = 5*s - 2*j - j + 18, 4*s + 5*j + r = 0 for s.
-3
Let q(r) = -r**3 + 11*r**2 + 11*r + 15. Let t be q(12). Let u(j) = -j**3 + 8*j**2 + 5*j - 7. Let w be u(8). Solve -7 = 2*y + x, -5*x + t = 5*y + w for y.
-1
Let t be 1*-4*(-45)/36. Solve -3*s - 4*j = 3, -t*s + j = 4*j - 6 for s.
3
Suppose -96 = -24*d + 18*d. Solve -10 = -5*m, 5*s - 15 - d = -3*m for s.
5
Let h(n) = n**3 + 4*n**2 - 7. Let c be h(-3). Let x = -8 + 13. Solve -2*j - 36 + 13 = -x*z, 0 = c*z - j - 9 for z.
5
Let q(h) = -h**2 + 11*h + 7. Let i be q(10). Suppose 5*o + i = -x, -3*x - 2*o + 22 = x. Solve 0 = -4*r - 4*y - x, 0 = 4*r + y - 4 + 18 for r.
-4
Let s be ((-4)/1)/((-2)/(-8)). Let c = -11 - s. Solve c*w = -3*q + 16, 5*w = 11 + 14 for q.
-3
Let l = 4 + 1. Suppose -l - 11 = -4*n. Suppose -2*k = 4*b + 8, -4*b = -0*b + k + n. Solve 4*j - 2*j - p + 3 = b, -3*j + 3*p = -3 for j.
-4
Let k(b) = b**3 + 4*b**2 + b - 4. Suppose -2*d = 3*i - 9, 6*i = d + 3*i + 18. Let h be k(d). Solve h*s = -4*r + r - 13, -s = 2*r + 8 for r.
-3
Let v(f) = -4*f + 2. Let p be v(0). Solve 7*g + 30 = 2*g + 5*w, -3*g - w = -p for g.
-1
Let n(d) = 2*d**3 - 2*d**2 + d - 2. Let t be n(3). Solve 4*q + 3*x - 14 = -t, 0 = -q + x - 4 for q.
-5
Let o(f) = f**3 + 3*f**2 + 4. Let t be o(-3). Solve -5*u - 15 = -t*b, 0 + 6 = -2*u - 2*b for u.
-3
Let b = -15 + 12. Let v be (-143)/(-33) + 1/b. Solve c + s = -v*c, -5*s = -c - 26 for c.
-1
Suppose -36 - 4 = -4*g. Let a = -5 + g. Let u be (-1 + 2)*6/2. Solve -a = -4*q - 4*r + u, 4*q = -5*r + 13 for q.
-3
Let z be 12/(-66) - (-92)/22. Solve -3*b - 7 = -5*q, 2*b - 3*q + z = -0 for b.
1
Let x be (5 - 3) + -3 + 1 + 3. Solve x = -n, -2*n - 21 = -4*j + n for j.
3
Let x = 15 - 12. Solve -4*a + 6*a = -2*s + 6, -x = -2*a - 5*s for a.
4
Let b = 7 - 4. Solve 0*j = -j + k, 4*k = -b*j - 7 for j.
-1
Suppose -f = 4*f - 10. Suppose -f*p = -61 + 1. Let t be 1/(0 + 3/p). Solve 5*b + 18 = 3*g, b = -b + 4*g - t for b.
-3
Let y(n) = n**3 + 5*n**2 + 3. Let a be y(-3). Let m be ((-7)/a)/((-2)/(-6)). Let p = m + 1. Solve 4*g - j + 8 + 3 = p, -2*g + 4*j - 2 = 0 for g.
-3
