Let q be (4/(-12))/(1/(-12)). Solve -q*z - 9 = 7 for z.

-4

Suppose a - 2*r - 1 = 0, 3*r + 29 = a - 5*a. Let t = -2 - a. Suppose -28 = -3*o + 5*q, -4*o + 8 = -t*o - q. Solve -o = -7*p + 4*p for p.

2

Suppose -4*f + 0*f + 340 = 0. Suppose -5*v - 2*m = -0*m - f, 3*v - m = 40. Let g = -64 - -70. Solve 0 = 3*r - g*r + v for r.

5

Let f be (-1)/3 + 13⁄3. Suppose 0 = -5*i - 10, d + 4*d + i - 13 = 0. Suppose 2*m + 3*w - 9 = 0, w = -2*m - d*w + 8. Solve f*g - 2 = -m for g.

-1

Let y(s) = s - 10. Let u be y(12). Let p be u + (-3 - -3) + 1. Solve -p*x = 1 + 8 for x.

-3

Suppose 2*z + 104 = 5*o, 4*o + 2*z - 4 = 72. Suppose -5*u = -u - o. Solve -u*x + 4*x = 0 for x.

0

Let r be (-2 - -1)/(3 + -4). Let j be 2 - ((0 - 1) + r). Solve -j*f + f = 0 for f.

0

Suppose 3*i + c - 16 = 9, -4*c = 2*i - 30. Suppose 0 = -4*j + 4*b - 3 - 1, 2*j + 2*b - 2 = 0. Let z = j + 3. Solve z = 5*v - i for v.

2

Suppose 5*g + 3*i = -6, -4*g + 0*g + 2 = -i. Suppose g*h - 3*h = 0. Let r = -259 - -262. Solve h = r*w - w + 4 for w.

-2

Let w be (-5)/(-20) - 39/(-4). Let a = w - 7. Solve -p - a + 0 = 0 for p.

-3