Let m = 24 - 20. Solve -15 = -9*p + m*p for p.

Let v = -25 + 25. Solve v = -4*u + 8*u for u.

0

Suppose 3*r = -t + 2, -2*r - 3*t - 8 = -0. Suppose -5*q + r*q = -6. Solve 1 = q*u + 7 for u.

-3

Let g© = -c + 9. Let i be g(5). Let f = -4 + i. Let k be (-4)/(-1 - (f + 0)). Solve -11 = -k*s + 9 for s.

5

Let r be ¹⁄₂ - (-126)/28. Solve -r*l = 8 + 17 for l.

-5

Let i(t) = -t2 - 6. Let k(y) = 2*y2 + y + 5. Let u(f) = 2*i(f) + 3*k(f). Let n be u(-2). Solve -n = -3*p - 4 for p.

3

Let x(n) = -n3 - 3*n2 + 3*n + 1. Let b® = -r**2 - 10*r + 7. Let q be b(-11). Let p be x(q). Solve 0*s = s - p for s.

5

Suppose -6 = 2*u + 2*t, -5*u + 4*t + 30 = -0. Suppose u*w + 0 = 10. Suppose -w*y - 75 = -5*g - 30, 5*y - 18 = -2*g. Solve 0*a = 3*a - g for a.

3

Suppose 0 = -35*k + 41*k - 12. Solve 5*a - k*a - 3 = 0 for a.

1

Let d = -83 + 83. Suppose 0*u + u - s + 1 = 0, 0 = 3*u + 2*s - 17. Suppose -u*q = -q. Solve d = 4*o - q*o for o.

0

Let o be 8*(²⁄₄ + 0). Suppose -n + 6 = o*z, -3*n + 2*z + 8 = 4*z. Solve -x - 4 = -n*x for x.

4