Let r = -20 + 25. Solve -12 + 2 = r*b for b.

Let t(x) = x - 2. Let s be t(6). Let n(a) = a - 1. Let l be n(s). Solve 12 = z + l*z for z.

3

Suppose 0 = -3*d + 6 + 39. Suppose -6*p + 7*p = d. Solve 0 = 2*t + t + p for t.

-5

Let d(i) = 2*i3 - 5*i2 + 3*i + 4. Let c be d(2). Solve -4*m + c*m = -10 for m.

-5

Let a be (-2)/(1 - (5 + -3)). Solve a*y = -0*y for y.

0

Let b = -11 + 9. Let t be (-10 - -2)/(b/1). Suppose 3*o - t*o + 20 = 3*g, 0 = g + 5*o - 16. Solve -2 = 4*m + g for m.

-2

Suppose 168 = -4*l + 7*l. Let n be 8/l - ²⁄₁₄. Solve n = 7*g - 2*g + 15 for g.

-3

Let w© = c3 + 4*c2 - 6*c - 2. Let p be w(-5). Suppose 0 = 4*q + 5*o + p, -2*o = o + 9. Suppose q*a - 7 = 5. Solve v = -a*v - 10 for v.

-2

Let q = 21 - 20. Solve 0 = -4*l - 13 + q for l.

-3

Suppose -5*f = 8 - 108. Solve -2*o - 2*o = f for o.

-5

Let k = 3 + -1. Let w be 2 + k*(1 - 0). Solve 5*y = 9 - w for y.

1