Let c be 6/(-15) - 248/(-20). Suppose -3*s + c = -9. Solve 3*r - s + 1 = 0 for r.

Let y be (-3)/6*2 + 7. Let s = y - 8. Let v be 2/(s - -4) + -1. Solve v = -4*k + 2*k for k.

0

Let d be (-10)/(-65) + (-74)/(-26). Solve 1 + d = -x for x.

-4

Let r(i) = -1 - i - i + 2*i + 21*i**2 - 2*i. Let x be r(-1). Let q = -16 + x. Solve -3*s + q = -0 for s.

2

Suppose p = -2*p + 6. Solve 3*t + 4 = -p for t.

-2

Suppose 2 = 3z - z. Let k be 1(-1 + z) + -2. Let n be ²⁰⁄₈ + (-1)/k. Solve -2*o + o - n = 0 for o.

-3

Suppose -4*l + 24 = 4*m, 3*m - 7*m = -4*l + 8. Solve 0 = -f + m + 2 for f.

4

Suppose 0*u + 3*u - 6 = 0. Let k be (-31)/(-11) - u/(-11). Let f = 2 + 0. Solve f*o = -k*o for o.

0

Let i be ³⁶⁄₁₀ + (-30)/50. Solve -i = -d - 1 for d.

2

Let f = -2 + 3. Let n(z) = 13*z**3 - z. Let o be n(f). Solve -4*j = -8*j + o for j.

3

Let c = 6 + -3. Let j be c/(-2)*12/(-9). Suppose -4*s - 2*l + 14 = 0, l = 4*s - j - 3. Solve y - s*y = 0 for y.

0