Suppose -3*n - 5*k = 20, -2*n - 6 = 4*k + 10. Solve d + n*d = 3 for d.

Suppose 0 = 7*g - 4*g - 15. Let m = 9 + 0. Solve -2*x = -g*x - m for x.

-3

Let t = 7 - 7. Suppose t = 4*l - 15 - 5. Solve 0 = 5*f - 5 - l for f.

2

Let l(d) = d3 + 4*d2 + d + 4. Let x be l(-3). Solve -10 - x = 4*z for z.

-5

Suppose 4*m = 8 + 8. Solve 11 = 5*d - m for d.

3

Let r(i) be the second derivative of -i⁴⁄₁₂ - i³⁄₃ + 3*i**²⁄₂ - 7*i. Let d be r(-3). Solve d - 1 = -j for j.

1

Let h = 0 + -4. Let r be ¹⁶²⁄₃₀ - h/(-10). Suppose 12 = -2*z - z, r*z + 24 = b. Solve -b*o = -o for o.

0

Suppose 3*b = -2*b. Solve l - 1 + b = 0 for l.

1

Let v(k) = k. Let j be v(9). Suppose 2*w + w - j = 0. Let m be w + -3 + -1 - -4. Solve 3*c = -0*c + m for c.

1

Let g = -4 + 6. Let z be g/10 + ⁹⁶⁄₂₀. Suppose 4*y + z*t - 13 - 11 = 0, -5*y + 2*t = -30. Solve 3 = -3*b - y for b.

-3

Suppose -34 = 3*w - 1. Let v = 14 + w. Solve v*s - 6*s - 15 = 0 for s.

-5