Let g = -25 - -68. Suppose -4*k + g - 7 = 0. Solve -k + 0 = -3*r for r.

Let y(s) = -s3 + 3*s2 - 5*s + 2. Let j be y(3). Let f = j - -18. Solve -f = u - 1 for u.

-4

Let w(y) = 2*y**2 + 12*y - 4. Let p be w(-7). Let m = p + -7. Solve -m*z + 9 = -0*z for z.

3

Let s(f) = f**2 - 3*f - 4. Let t be s(4). Solve t*y = y - 4 for y.

4

Let h be (-4)/10 + (-12)/(-5). Let w be -3*h*4/(-3). Let m = 14 - 14. Solve m = -2*q - 2 + w for q.

3

Suppose 3*d + 12 = 57. Let l be (²⁄₅)/(²⁄₂₀). Suppose -v = -l*v + 3*y - 3, -v = 3*y - 3. Solve v = -4*k + k - d for k.

-5

Let m(g) = g3 - g2 - 5*g + 1. Let j be m(3). Solve 4*y - 6*y = -j for y.

2

Let t(u) = -4*u - 2. Let o be t(-2). Let j = o - 2. Solve z - j*z = 3 for z.

-1

Let m be ⁶⁄₁₅ + (-4)/10. Let i be (8 + 0)/(0 + 2). Suppose -z + i*z = m. Solve -3*x = -z - 6 for x.

2

Let b(o) = -o**2 + 11*o - 9. Let v be b(10). Let w be (1/(-2))/((-2)/8). Solve 0 = i - v + w for i.

-1

Let h be (-17)/(-6) + ¹⁰⁄₆₀. Suppose 5*z = -7*i + h*i - 12, 2*z = 2*i - 12. Suppose -26 + 1 = -5*w. Solve i*t - w = t for t.

5