Let r(s) = -s + 13. Let q be r(12). Solve 0 = -5*x + q - 6 for x.

Let h be (-9 + 10)/((-9)/(-4) - 2). Solve -22 + 6 = -h*y for y.

4

Suppose p = -0*p + 10. Let j = -7 - -11. Let h be (j/p)/(²⁄₁₀). Solve 2*d - h = -8 for d.

-3

Suppose -20 = -0*n - 5n. Let k be 2 + (-4)/(²⁄₁). Let g be k((2 - 0) + -1). Solve h + n = -g for h.

-4

Suppose -4*u - 5*m + 10 + 23 = 0, 2*m = -4u + 18. Let w be -2 - (-1 + 2)-3. Solve -w + 5 = u*s for s.

2

Let q be (-1 + 10)*(4 + 4 + -7). Solve -3*r + 6 = -q for r.

5

Let i be 12/(-30) + (-17)/(-5). Suppose -s + 3 = -6*w + i*w, s + 4*w = -4. Solve c + 1 - 4 = s for c.

3

Suppose -25 = 3*g - 5*i, 0 = 3*g - 4*g - 2*i + 10. Solve 2*j - 8 = -g*j for j.

4

Suppose -12 = -5*z + 2*r, -5*z = 3*r + 3 - 10. Suppose -6 = -c - m, 0 = -2*c + 2*m + z*m - 6. Suppose 5*g = -c*j, -g - 4*g = -j. Solve j*n = n for n.

0

Suppose -4*g - 65 = -9*g. Let y© = -c + 15. Let b be y(g). Solve b*p - 5*p - 3 = 0 for p.

-1

Let a be -3*((-2 - 1) + 2). Solve -a = p - 2 for p.

-1