Let n be -1 - (-4 + 1 + 0). Let b be n - (-23 - (-1 - -1)). Solve -4*i = 5 - b for i.

5

Let z = 7 - 0. Let n = -5 + z. Let q = 1 - -1. Solve 0 = -n*b - 0 + q for b.

1

Suppose 0 = 5*n + 3*o, -3*n - 4*o - 11 = -0*n. Solve n*g + 2*g = -20 for g.

-4

Suppose 2*c - c = 2. Suppose c*y - 1 = r - 12, -5*y - 35 = -5*r. Solve -r*t + 8 + 1 = 0 for t.

3

Suppose -3*f + 0 - 1 = -2*y, 0 = -f - 3. Let b = y - 3. Let g = 11 + b. Solve 10 + 6 = -g*n for n.

-4

Suppose -20 = -3*a + 4*g, a - 3*g = -3*a + 15. Solve 3*i - 8 - 1 = a for i.

3

Suppose -2*r = -2, 3 = -2*u + 2*r - 3. Suppose -3*i + 1 - 4 = -2*q, -4q + i = 19. Let l be (-6)/u(-4)/q. Solve l*a = -a for a.

0

Let y be 270⁄14 - (-4)/(-14). Let m = y + -16. Solve -v - m*v = 8 for v.

-2

Suppose -5*j + 28 = 2*d, -d - 20 + 4 = -5*j. Let m(l) = 7*l + 66. Let p be m(-9). Suppose -8 - 12 = -4*u. Solve d*r + u = p*r for r.

-5

Let m© = -c**2 + 10*c + 21. Let a be m(11). Solve 4*z - a = 6 for z.

4