Suppose -5*w - 2 = -12. Let o = 7 + -5. Let l be ((-3)/o)/((-9)/12). Solve -w*b = l*b - 20 for b.

5

Suppose x + 4*u + 16 = 0, 2*x - 3*u + 4*u + 18 = 0. Let m = -5 - x. Solve m = r + 4 for r.

-1

Suppose 2*v = 1 - 11. Let h be 2 + v + 3 + 2. Let o(q) = 6*q - 5. Let k be o(5). Solve -7*u + k = -h*u for u.

5

Let g = -1 - -6. Solve -2*q = -g*q for q.

0

Let m = 14 - 8. Suppose -4*k + 22 = i, 2*i + 7*k - 24 = 4*k. Solve i*u - m = 3*u for u.

2

Let f® = 5*r - 7*r - 4 + 0*r2 + 2*r2. Let l be f(3). Suppose 0 = -l*m + 3*m + 60. Solve -2*d - 2*d - m = 0 for d.

-3

Let p(t) = 5*t - 10. Let m be p(5). Solve -z = 4*z + m for z.

-3

Let o be ((-15)/20)/(2/(-16)). Suppose -7*i + 7 = -o*i + 3*v, 54 = 4*i - v. Suppose -3*r + 15 = 0, t + r = -3*t + i. Solve -a - t = 3 for a.

-5

Let u = 2 + -2. Suppose 3*v - 2*g + 3*g = -2, 2*v - g - 2 = u. Suppose -4*r + v*m - 5*m + 6 = 0, 2*r - 12 = 2*m. Solve r*z + 2 = -6 for z.

-2

Let r be (-78)/(-15) - (-1)/(-5). Suppose -2*a = -2*v - a - 1, 0 = 5*v + 5*a - r. Suppose v = -4*g + 23 + 5. Solve 0 = -5*x + 2 - g for x.

-1