Suppose 20*a = 25*a - 10. Solve -1 - 9 = a*r for r.

-5

Let w be (7 - 2) + (1 - 0). Let d be (-4)/3*(-9)/6. Solve -d*b = 2 - w for b.

2

Let b = -8 - -10. Let y = b + 1. Solve m + y*m = 0 for m.

0

Suppose -5*g + 34 = -2*n, -2*g = -4*g + 5*n + 22. Let b = g + -4. Solve -b*t - 3*t = 25 for t.

-5

Let f be 9⁄2 - 1⁄2. Suppose f*n = r - 3*r, 0 = -4*n - 8. Suppose 0 = r*b - 0*b - 12. Solve b = -2*k + 9 for k.

3

Let u = -19 - -27. Suppose -5*n + u*n - 6 = 0. Solve c - n = -0*c for c.

2

Let i(t) = -3 + 3 + 7 - t + 2*t. Let u be i(5). Solve 3*b - u = 3 for b.

5

Let f(z) = z3 + 5*z2 + 5*z + 4. Let a be f(-4). Solve x - 2*x = a for x.

0

Let a(g) = g + 4. Let p be a(0). Suppose 5*q - 3*z = 19, 13 - 33 = -2*q - 5*z. Suppose 0 = -q*m + 45 - 15. Solve m + 2 = p*x for x.

2

Let v(f) = -6*f - 5*f + f. Let j be v(2). Let y be 12/j - (-56)/10. Solve -16 = -y*l + l for l.

4