Let q = -78 + 84. Solve q = -2*p - p for p.

Let r(s) = -2*s**2 + 15*s + 9. Let f be r(8). Solve -f = -7*z + 6*z for z.

1

Let v = -4 + 5. Let r be ((3 - 2)*20)/v. Let g be ((-9)/(-15))/(⁴⁄₂₀). Solve -2*w + r = g*w for w.

4

Let s(z) = z3 - 6*z2 + 2*z - 9. Let p be s(6). Suppose 0 = 20*v - 17*v - 6. Solve v + p = -r for r.

-5

Suppose -7*r + 24 = -4*r. Solve -2*x + 4*x + r = 0 for x.

-4

Let s(f) = -6*f - 1. Let n be s(-1). Suppose 2*b - 32 = 3*y, 5*b - 52 = -3*y - 14. Let w be ³⁄₅ + (-6)/b. Solve w = -4*x - n - 3 for x.

-2

Suppose 2*v = -2*p - v + 37, 5*v = -4*p + 77. Suppose p = 3*y + 4*w, -7 = -0*y + 3*y - 2*w. Solve 2 = -c - y for c.

-3

Let n(l) = -l**2 + 13*l - 15. Let u be n(11). Solve 0 = u*c - 3*c - 12 for c.

3

Let z be -2*(-3 - (-9)/6). Suppose -5*n = -s, 9 = 3*s - 3*n - z. Solve 7 = -s*x - 13 for x.

-4

Let d be 10/(-3)*18/(-12). Solve 0*g - 15 = d*g for g.

-3

Let o be ((-25)/10 - -2)*0. Suppose 0 = 2*z - 4*z + 8. Solve -z*x - x + 15 = o for x.

3