Suppose 13*f - 4 = 9. Solve -f = -g + 3 for g.

Suppose 0*j - 2 = 4*j - 2*t, 3*t = 2*j - 5. Suppose 2*i - 10 = -5*k, 0*i + 3*i = -5*k + 15. Let w = k - j. Solve 4 + 4 = -w*c for c.

-4

Suppose 3*x + b = 2, -3*x + 2*x + 4*b = -18. Solve -2*v - x*v = 20 for v.

-5

Suppose 0*w - 4*w + 48 = o, -w + o + 12 = 0. Solve 2*t = -t - w for t.

-4

Suppose 9 = 3*j + 4*o, -4*o + 7 = 2*j - 3. Let k(d) be the first derivative of -d⁴⁄₂ + d³⁄₃ + d**²⁄₂ + d + 15. Let f be k(j). Solve 0 = 2*y - f - 1 for y.

2

Let h be (-12 - 1)*(-5)/5. Solve -h + 5 = -2*v for v.

4

Let p(l) be the first derivative of -l**²⁄₂ + 14*l - 2. Let j be p(14). Solve c + 1 = -j for c.

-1

Suppose -33 = -2*p - 0*p + 5*y, -18 = -2*p + 2*y. Suppose 8*t - 3*t + p = 4*w, 2*t - 2*w = -2. Solve t = z + 2*z + 15 for z.

-5

Suppose -d - 1 = -i, d - i = -5*i + 24. Solve q + d = -q for q.

-2

Let f(m) = -2*m - 7. Let s be f(-5). Let v = 68 + -67. Solve s*k + 11 = -v for k.

-4

Let r = -1 + 0. Let t = 1 - r. Solve -f - t = 1 for f.

-3