Let y be (8 - 4) + (3 - -8). Let u = 0 + 0. Solve u = 2*a + 3*a - y for a.

Suppose -3*q + 4*o + 21 + 3 = 0, 25 = 4*q - 3*o. Solve 0*c + q*c + 8 = 0 for c.

-2

Let n be ¹⁄₂ + (-72)/16. Let z = n - -6. Suppose 4 = 3*a - z*a. Solve -5*m + 1 = -a*m for m.

1

Suppose -68 = -3*c - 2*i - 2*i, -c + 1 = -3*i. Suppose -3*d = -w - 9, 2*d = w + 3*w + c. Solve h = -h + d for h.

1

Suppose -8*o = -o - 112. Solve 0 = -t - 3*t - o for t.

-4

Let k(q) = q**2 + 4*q - 5. Let t be k(4). Let p = t - 19. Suppose 4*l = p + 12. Solve -4*f + 3 = -l*f for f.

-3

Let u be (²⁄₄)/(⁵⁄₃₀). Let g® = r**2 + 1. Let y be g(1). Suppose -3*j - 2*j + 10 = 0. Solve u*f - y = j*f for f.

2

Suppose 5*s = 4*s. Let y(f) = f - 6. Let t be y(8). Suppose 3*a = t*a + 4. Solve s*l = a*l - 12 for l.

3

Let m be 84/(-3) + 4 + -1. Let a = 46 + m. Solve 5*y = 4 + a for y.

5

Suppose 2*x - 15 = -o + 2, 0 = 4*x - 5*o + 1. Solve -x*u = -2*u for u.

0

Suppose 20 = -5*m, 4*m - 4 = 2*r + 2m. Let p© = c + 5. Let y be p(-4). Let j be 9(r/9 + y). Solve 0*d - j = 3*d for d.

-1