Let n = 130 + -121. Solve 3 = -2*s + n for s.

3

Let v = -79 + 82. Solve v*j + 20 = 7*j for j.

5

Let p(n) = -n**2 + 4*n + 7. Let x be p(5). Suppose -4*h + 15 = -3*m + 8*m, 4*h + 6 = x*m. Solve 0 = -2*c + m*c - 3 for c.

3

Let d = 16 + 9. Suppose 2*b + 45 = 5*k + 6*b, 3*k + 2*b = d. Let o(g) = -g + 8. Let v be o(k). Solve x - 8 = -v*x for x.

2

Let a be 23*(3⁄3)/1. Suppose -n = 3*u - 2*u - 7, 5*n = u + a. Solve t - u*t = 5 for t.

-5

Suppose x = -2*x. Suppose -2*r - 2*k - 30 = x, 5*k + 0*k = -15. Let h be (-15)/6*r/15. Solve 0*j - h = -j for j.

2

Suppose 0 = 4*g + q + 44, 3*g - 3*q + 28 = -g. Let p = 4 + -11. Let c = p - g. Solve -7*r + c*r = 4 for r.

-1

Let i be -1 - 3*4/(-3). Solve -2*l - i = 7 for l.

-5

Let c(u) = -u + 13. Let m be c(11). Suppose 0*h = -h + m. Solve h*v = 6*v + 4 for v.

-1

Let f(j) = j + 6. Let q be f(-5). Let z = -7 + 11. Solve -q = d - z for d.

3