Suppose 7*r - 2*r = 10. Solve 0 = u - r for u.

Suppose n + 3*a - 15 = 0, -5*n = -3*a - 66 - 9. Solve -7*f + 2*f - n = 0 for f.

-3

Suppose 14 = -3*l + 4*v, 0 = -5*v - 3 + 13. Let b = 3 - l. Solve -7 = -b*j + 18 for j.

5

Suppose 0*d + 3*t + 10 = -d, -d + 3*t = -14. Solve -d*u + 6*u - 4 = 0 for u.

1

Let s = -19 + 24. Solve s*d - 1 = 14 for d.

3

Let s(b) = 2*b3 + b2 + b - 1. Suppose -3 = -w + 4*w. Let z(t) = -2*t - 1. Let i be z(w). Let f be s(i). Solve -5*p = -7 - f for p.

2

Suppose -x + 4*x = 6. Solve 16 = -2*y - x*y for y.

-4

Suppose -12 - 8 = -3*m + 4*h, 4*m - 4*h - 20 = 0. Suppose m*n - 2*y + 6 = n, 4*y - 30 = -5*n. Solve -n*u + 15 = -3*u for u.

5

Let l(y) = -y. Let g be l(1). Suppose 2 = 2*o - 0. Let d = o - g. Solve 6 = -d*n - n for n.

-2

Let d be (¹⁶⁄₁₂)/((-1)/(-3)). Suppose -3*t + 5*c = 0, 3*c = -2*t + 2*c. Solve -2*y + t = d for y.

-2

Let i = 34 + -19. Let q = -11 + i. Solve w + q - 1 = 0 for w.

-3