Let h be 5 - (5 - 10 - -5). Solve -4*u + h = -11 for u.

Let i be (0 - 3)/(18 - 21). Solve 5*x + 4 = -i for x.

-1

Let d = -7 + 11. Suppose 7*f - 2*q = 2*f + 515, -545 = -5*f - d*q. Suppose -3*m + f = 3*i, -3*m + 55 = 2*i - 4*m. Solve 0 = 5*j - i + 5 for j.

5

Let r be ³⁄₂*(11 - 9). Solve -r*u + 0 = -3 for u.

1

Let r be (-2)/(-3) - ⁶⁄₉. Solve r = -4*i - 2 + 14 for i.

3

Suppose 3 = 2*s + 9. Let k be (-5)/s + ³⁄₉. Suppose -k = -0*o - o. Solve o*y = -2*y for y.

0

Suppose -4*q = 5*u + 129, 2*q - 9 - 89 = 4*u. Let j = -15 - u. Solve 3*t = t - j for t.

-5

Let f be (-8)/12 - 16/(-6). Solve f*z = 7*z for z.

0

Suppose 3*s - 18 = -3*s. Solve -4 = s*t + 2 for t.

-2

Let b = 46 - 26. Let x be b/9 - ⁸⁄₃₆. Suppose -28 = -5*g + x. Solve g*u = 4*u - 4 for u.

-2

Let f(z) = -z**2 + 10*z - 7. Let k be f(6). Suppose 0*i - 5*r + 19 = -3*i, -r = -5*i - k. Let g = -2 - i. Solve 3*y - g = 2 for y.

1