Let r be (-25)/10*(-12)/15. Solve -r*y + 8 = -0*y for y.

Suppose -12*d = -9*d. Let i = 7 - -5. Solve 4*r + d*r = i for r.

3

Let k be ((2 - 1) + -1)/(-1). Let h = k + 7. Solve 17 = 2*b + h for b.

5

Let k be (¹⁹⁵⁄₂₀ - 6)/((-6)/(-32)). Solve 0*i + 5*i = -k for i.

-4

Suppose 0 = -4*n + 8. Solve -14 = -3*t - n for t.

4

Suppose 2*f + 6*y + 2 = 3*y, y = -f. Suppose -f*j + 4 = -j. Solve -j*q + 19 = -1 for q.

5

Let c(q) = -q3 - 12*q2 - 10*q + 13. Suppose 29 - 7 = -2*n. Let i be c(n). Solve -i*w - 10 = -4*w for w.

5

Suppose 2*s - 3*p - 3 = 0, -4*s - 5*p + 8 + 9 = 0. Suppose 4 = s*j - 5. Solve -o = j*o - 16 for o.

4

Let w = 15 - 7. Let a = w + -3. Suppose a*u + 7 = 17. Solve 0 = -g + 1 + u for g.

3

Let q = 2 + 1. Suppose -q*b + 4 = -b. Suppose 2*s + 4*k - 32 = 0, 60 = 5*s + 3*k + b*k. Solve -s*d + 4*d = 20 for d.

-5

Suppose -2*k - n - 2 = k, -4*n - 21 = -k. Let m(v) = 2*v + 1. Let g be m(k). Suppose -42*u + 129 = u. Solve -2*a - g = -u*a for a.

3