Let x be 7 + -1 + -4 + 1*3. Solve -x*j = -4*j - 5 for j.

5

Suppose -4*p - 2*n - 20 = 0, -n = 4*p + 9 + 13. Let j = 18 + -29. Let s = p - j. Solve d + 0*d + s = 0 for d.

-5

Suppose -9 + 21 = 3*i. Suppose -2*k = 3*k - 15. Let r© = 2*c**2 - 3*c. Let m be r(k). Solve i*y + m + 11 = 0 for y.

-5

Suppose -2*t + 4*v - 9 - 7 = 0, 4*t + 5*v - 20 = 0. Suppose 2*f + 4*b - b + 4 = t, -5*f - 3*b + 8 = 0. Solve 3*h + f = 13 for h.

3

Suppose 5*c - u + 82 = 0, -3*u - 26 = -0*c + c. Let k = -13 - c. Solve k*p - p = 0 for p.

0

Suppose -3*k = -27 + 12. Suppose 12 = k*m - 88. Solve -h + m = 4*h for h.

4

Suppose 4*n = -5*s + 18, 2*n + 12 = -3*s + 4*s. Let y be (-4)/(-4)*1*s. Let q = 14 - y. Solve -2*c = -q + 2 for c.

3

Let j be 32⁄12*(-3)/(-4) - 0. Solve -c - c - j = 0 for c.

-1

Suppose -40 = c - 3*c. Solve 3*y - c = -2*y for y.

4

Suppose -3*w - 2 = 4*c - 20, -3*w + 15 = 3*c. Suppose -4*t + 0*t + 20 = 0. Suppose -c*l = -4*l + t. Solve 0 = l*b - 25 - 0 for b.

5