Let i(d) = d + 1. Let h be i(2). Solve 5*r = h - 18 for r.

Let k(o) be the second derivative of o⁵⁄₂₀ + o⁴⁄₄ - o³⁄₆ + o2 + o. Let g be k(-3). Suppose -g*m + 0*m = -5. Solve 3 = 4*i - m for i.

1

Suppose 5*q - 2 = 8. Suppose -14 = -4*l + z + 7, 22 = 3*l - q*z. Solve l + 1 = -h for h.

-5

Let a = -20 + 12. Let n = a - -13. Let s = n - 0. Solve s = -2*j + 3 for j.

-1

Let z be ⁴⁸⁄₁₄ - (-24)/(-56). Solve -z*t + 4*t = 0 for t.

0

Suppose -i + 4 = 2*r, -5*i - 7 = 3. Let v = 3 - r. Solve -15 = 3*o - v*o for o.

-5

Let x(v) = -v + 12. Let i be x(11). Solve -4*b + i = 5 for b.

-1

Let c be (-3)/(²⁷⁄₁₂)*-3. Suppose 0 = 4*f - 20, g - f = -c*g + 25. Solve k = -1 + g for k.

5

Let c be (5/(-2))/(-1 - ⁶⁄₂₄). Solve -1 - 1 = c*w for w.

-1

Suppose -3*z + 12 = -7*z + 4*c, 11 = -2*z + c. Let p be z/20 - 74/(-10). Solve 0 = 2*r - p*r - 10 for r.

-2

Suppose 0 = 3*f - 3*v - 6, -5*v = -0*f - f - 10. Solve -f*g + 6 = -3*g for g.

3