Suppose 4 + 0 = 2*f. Suppose 0*r = f*r. Solve 0*z - 5*z - 20 = r for z.

Let w = 12 + -6. Let p = w - 1. Solve 2 = p*r + 7 for r.

-1

Suppose -5*a + 4*t = -2, -2*t - 3*t = a - 12. Solve -4 - a = -3*m for m.

2

Let i be (-134)/(-26) + 34/(-221). Solve -i*m = -17 - 8 for m.

5

Suppose 0*m - 35 = -2*g - 5*m, 2*g = 4*m - 10. Suppose 0 = 2*h - k - g - 7, 2*k - 1 = -h. Solve -h*x + 10 = -10*x for x.

-2

Let x = -2 - 2. Let p = x + 4. Solve p*b = b + 5 for b.

-5

Let s© = -3*c**2 + 24*c + 8. Let b be s(8). Solve -b = 5*a + 17 for a.

-5

Let w© = -c3 - 13*c2 + 14*c + 1. Let f be w(-14). Solve 0 = y - 1 - f for y.

2

Let o be 11 - 9 - (0 + -1). Solve o*s = 2*s + 2 for s.

2

Let s = -10 + 9. Let l = s + 0. Let u be 2/(²⁄₇) - l. Solve -u = 3*q - q for q.

-4

Suppose -2*x + 2 = -x. Suppose -5*w - 20 = -2*y, -3*y = 2*y + 5*w + 20. Solve x*z - z = y for z.

0