Suppose -4*r - 12 = -72. Let t be -5 + (8 - (-1 - -4)). Solve -3*b + t*b = r for b.

Let j = 12 + -7. Suppose 10 = -2*a - 3*l + 1, 4*a = j*l + 15. Solve -u - u - 8 = a for u.

-4

Suppose l + 3*l + 4 = 0, 2*l = -5d - 27. Let v be -7(d/(-7) - 1). Solve 0 = g - 2*g - v for g.

-2

Let u = 131 + -101. Solve -10 = 5*r - u for r.

4

Suppose 2*r = 2 + 6. Let o be ²⁄₄ + 10/r. Solve 13 + o = 4*i for i.

4

Suppose -5*a + a + 20 = 3*x, a - 5 = -2*x. Solve 8 = -a*q - 12 for q.

-4

Suppose -4*j = m + 14, 0 = -5*m - 4*j - j - 10. Solve -15 = m*o + 3*o for o.

-3

Suppose 7 + 3 = 5*x. Suppose 2*q + 0*q = 0, -5*l - 5*q = -15. Suppose -3*r = l*t, -6*r + 2*r = -t. Solve x*j + j = t for j.

0

Let s(g) = -g - 11. Let n be s(-5). Suppose 4*i + 7 - 71 = 0. Let q = i + n. Solve -q + 5 = -5*b for b.

1

Let p(b) = -b3 - 9*b2 - 8*b + 4. Let t be p(-8). Solve 0 = -5*s - t - 16 for s.

-4

Let f(a) = 9*a3 - a2 - 2*a - 1. Let q be f(-1). Let y be q/(-18) + 1/(-2). Solve y = 3*k + 9 - 21 for k.

4