Suppose -51 + 66 = f. Solve 4*r = -r + f for r.

Let o be ²⁄₁₅ - (-1068)/90. Solve o = v - 5*v for v.

-3

Let i(j) = -j + 3. Suppose 0 = -4*s + l - 3, 5*s + 8 - 20 = -4*l. Let n be i(s). Suppose -n*u + 0*u = -24. Solve -u = -5*p + p for p.

2

Let i be 3 + (-3 - -2) + 0. Suppose 12 = 4*j + h, -i*h - 6 = -j - j. Solve j*f - 4 = 2*f for f.

4

Suppose 30 = r + 26. Solve -4*u - 16 - r = 0 for u.

-5

Let r = 4 + -2. Let h(g) be the first derivative of 5*g³⁄₃ - 3*g²⁄₂ + 2*g + 1. Let n be h®. Solve 2*d = -2*d + n for d.

4

Suppose 26*d - 8 = 18*d. Solve d = 3*w - 2 for w.

1

Suppose -3*t + 35 = -5*b, 3*t - 3*b = -b + 23. Suppose 6 = -2*r + t*r. Suppose -4 + r = -x. Solve -2*v - x*v + 12 = 0 for v.

3

Suppose 0 = 2*r - 1 - 7. Let j = -22 - -50. Solve j = -r*h + 8 for h.

-5

Suppose -5*v + 11*v - 60 = 0. Solve 0 = m + m - v for m.

5

Let t = 25 - 14. Let s = -3 + 7. Suppose -s*h - 22 = -3*z, 31 = -5*h + t. Solve -4 = 2*o + z for o.

-3