Suppose -4*i - 3*c + 7 = -20, 0 = -3*i + c + 4. Let l be (2/(-7))/(i/(-21)). Solve l*r = -r for r.

Let b(j) = -j3 + 5*j2 + 9*j - 9. Let d be b(6). Let g = -1 + d. Solve r - g = -r for r.

4

Suppose 3*t - 2*t = 40. Let o = t + -28. Solve -o = n + 2*n for n.

-4

Suppose 5*j = -k - 18, -12 = 3*k - 2k - j. Let h be (0 + -1)-1*k. Let u = -3 - h. Solve -5*a = -0*a + u for a.

-2

Suppose 3 - 8 = -5*d. Let h(l) = d + 5 - 7*l2 + l3 + 1 - 8*l. Let x be h(8). Solve -x = a - 2 for a.

-5

Suppose -2*a - 4 + 8 = 0. Suppose 3*k - 1 = 56. Let r = -7 + k. Solve -r = x + a*x for x.

-4

Let g be (-6)/30 - ⁷⁸⁄₁₀. Let t = -5 - g. Suppose 0 = 4*w - f + t*f - 24, -5*f = -5*w. Solve -w*q + 3*q = -1 for q.

1

Let f(y) = -y3 - 2*y2 - y - 3. Let d be f(-3). Suppose k + 0*k - 3*z - 12 = 0, 2*k - 2*z = 16. Suppose p - k = -p. Solve d + 6 = p*o for o.

5

Let p be (-3)/(6/(-4)) + 0 + 0. Solve 0 = -z + p + 2 for z.

4

Let i be ²⁸⁄₁₅ + (-4)/(-30). Solve -i*m = 3*m for m.

0

Suppose -3*d = 3 - 9. Let i = 0 + d. Suppose -i*m = 3*m - 25. Solve 6 = -m*w + 1 for w.

-1