Let y = -63 - -66. Solve -5*r + y = -2*r for r.

Suppose 6*j = -12 - 90. Let z = 18 + j. Solve 0 = -5*b + z + 24 for b.

5

Suppose -2 = l - 6. Solve l*t + 2 = 3*t for t.

-2

Let t(k) = k**2 + k - 5 + 3*k + 7 + 2*k. Let w be t(-6). Solve -w*g - 5 = -3 for g.

-1

Let w(t) = -2*t - 12. Let v be w(-11). Solve -v = 6*x - x for x.

-2

Let q(u) = -u + 5. Let k be q(5). Let p = k - -2. Solve -p*c + 3 = 11 for c.

-4

Suppose -3*m + 2*m = -21. Let c be (m/9)/(³⁄₂₇). Solve -3*q = -c + 6 for q.

5

Suppose 2*f - 3*s = 19, -f - 5*s + 39 = -3. Suppose o - 4*b + f = 2*o, -b = -3. Solve l = -o + 2 for l.

-3

Suppose 88 = 3*r + 418. Let p be (r/33)/((-2)/3). Solve -2*y = -p*y - 12 for y.

-4

Let o be (-14)/(-3) + (²⁄₆ - 0). Solve 0 + o = 5*w for w.

1

Let u = 0 - 1. Let h(j) be the second derivative of -j⁵⁄₂ - j⁴⁄₁₂ - j³⁄₃ - j²⁄₂ - 5*j. Let p be h(u). Solve -10 = 4*r + p for r.

-5