Suppose 2*m + s - 1 = 12, 0 = 3*s + 3. Solve -m = 2*f + 1 for f.

Suppose -3*v + v + 3*v = 0. Solve v*u = 5*u - 5 for u.

1

Let n be (28/(-6))/(1/(-3)). Let l(y) = y + 6. Let b be l(-3). Let r be (-2 + ¹⁵⁄₁₀)*-2. Solve 0 = -b*x + r + n for x.

5

Let x be (-2)/(1 + (-3)/2). Suppose -12 = -3*h + 3*s, 3*s + 16 = 8*h - x*h. Let o = 6 - h. Solve a + 0 + o = 0 for a.

-2

Suppose -4 + 2 = 2*z. Let s(j) = -4*j3 - 2*j2 - 2*j - 1. Let k be s(z). Solve -2*f + k*f = -3 for f.

-3

Let l(u) = 5*u + 28. Let d be l(-5). Solve -d*z + 4 = -2 for z.

2

Suppose 2*y + 1 = b, 0*y = b + 2*y - 5. Suppose 2*j + j = b. Suppose x + j = -2*m + 18, -5*m + 4*x = -10. Solve v = m*v for v.

0

Let l = -75 + 78. Solve -l*z + 8*z = 10 for z.

2

Suppose 6*a - 20 = 10. Solve a*g + 6 + 19 = 0 for g.

-5

Let r be 0⁴⁄₈-1. Suppose z - 3*v = 36, r = 5*v - v + 20. Let k be -2 - 6/(1 + -2). Solve -k*f - z + 5 = 0 for f.

-4

Let z(n) = -n**2 + 13*n - 5. Let w be z(12). Solve w + 9 = 4*d for d.

4