Suppose 4 = x + x. Solve r = -7 + x for r.

-5

Let q(u) = u - 1. Let k be q(6). Suppose k = -2*x + 1. Let p be 12 - (x/(-2) + -1). Solve w + 3*w + p = 0 for w.

-3

Let o be -2 + 2⁄1 + -5. Let m = o - -8. Let k be m(1 + -2)-1. Solve -13 = -k*n + 2 for n.

5

Suppose -2*p = 3*p - 5*c + 20, -5*p = 3*c + 36. Let z be 2⁄3 + 4/p. Let m be (-3 + 2 + z)/(-1). Solve 3*k - 7 = -m for k.

2

Let m© = c3 + 5*c2 - 9*c - 13. Let z be m(-6). Solve z*v = v for v.

0

Let d = 1 + 10. Suppose 4*u = d + 5. Let w = 16 - 11. Solve -n - u = -w*n for n.

1

Let y be (45/(-27))/(1/(-6)). Suppose -2*k - 3*k = 0. Solve k = 3*i - 5 - y for i.

5

Let w(n) = -2*n + 1. Let g be w(1). Let j = 2 - g. Solve j = t + 2 for t.

1

Suppose 2*y - 3*k = -13, 4*k - 16 = 3*y + 4. Let z = y + 6. Let d(p) = -3*p - 1. Let a be d(z). Solve 4*x + 15 = -a for x.

-5

Suppose -5*z + 5*y + 40 = 0, 4*y - 29 - 19 = -4*z. Let i = z - 7. Solve 0*m - 3*m = -i for m.

1