Let f be 1 - (-8)/(-2 - -4). Solve 20 = -y + f*y for y.

Let l be (-10)/25 - 164/(-10). Solve -l + 1 = -3*v for v.

5

Suppose -5*g = 27 - 67. Let n = g + -2. Suppose 0 = 3*k - 4*t - 33, -k + 11 = -n*t + 2*t. Solve 2*m = -3 + k for m.

4

Let r = -18 + 29. Suppose m - 5*m - 3*s = -43, 2*m - 5*s + r = 0. Let k = 10 - 6. Solve m = k*t - 9 for t.

4

Let i be 2*6/(-15)*75/(-20). Solve -i = 5*d + 2 for d.

-1

Let k be ⁸⁰⁄₃₅ + (-4)/14. Suppose -o = k*o. Let z = -2 + 4. Solve -v + o*v = -z for v.

2

Let n be (-4)/6*(5 - 20). Solve 5*t - n = -0 for t.

2

Let o(n) = 9*n**2 + 1. Let j be o(-1). Let b be ((-28)/10)/(j/(-25)). Solve -z - 4 = -b for z.

3

Suppose d + 21 = -2*d. Let k = d + 14. Let g(p) = -p**2 - 6*p - 1. Let m be g(-5). Solve m - k = 3*t for t.

-1

Suppose -4*c = -5*v + 2, 0 = -v - 2*c - c + 8. Suppose -3*j + 18 = -2*k, -3*j - 5 = v*k - 11. Solve -5*t = -j*t + 4 for t.

-4

Let y = -14 - -19. Solve -y*n = -n for n.

0