Suppose 20 - 30 = -2*r. Solve 3*f + 7 = -r for f.

-4

Let s(m) = -3*m. Let p(j) = -j**2 - j - 1. Let h(v) = -p(v) - s(v). Let l be h(-4). Let d be (-20)/(-9) - (-4)/(-18). Solve -w - l + d = 0 for w.

1

Let z = -15 - -22. Solve 2 = -3*v - z for v.

-3

Let y(x) = -x**2 + 10*x - 8. Let l be y(9). Solve -5*n = l - 26 for n.

5

Let g be ((-27)/(-45))/((-2)/(-10)). Solve -g*u + 9 = -6 for u.

5

Let l(m) = m + 14. Let a be l(-12). Solve a*p = 3 + 3 for p.

3

Suppose 6*l = 4*l - 2. Let b = 1 + l. Solve b = -7*y + 2*y for y.

0

Suppose -u + 5*d = -26, -3*u + 5*d = -8 - 20. Solve u = -x + 2*x for x.

1

Suppose l - 2*v = -v - 1, -3*l = -2*v - 2. Solve 3*k + l = -5 for k.

-3

Let z = 35 + -20. Solve -w - z = 2*w for w.

-5