Let d = -3 - -5. Let f = 5 - d. Let j = -13 + 18. Solve -f*r - j - 7 = 0 for r.

Let s(a) = -1 - 4*a + 4 - a**2 + 3. Let y be s(-5). Let f = y - 0. Solve 4*d - f + 17 = 0 for d.

-4

Let k be (-51)/(-4) + (-7)/(-28). Let s = k - 9. Solve -s*t + t - 15 = 0 for t.

-5

Let y be (-102)/(-5) + 2/(-5). Suppose 0 = -5*u - n + 5, -u + y = -3*n + 3. Solve -d - d = -u for d.

1

Suppose -16 = 3*g - 6*g - 4*z, 4*z + 12 = 4*g. Let i(b) = 2*b**2 - 6*b + 4. Let l be i(g). Solve 0 = 2*c + c - l for c.

4

Suppose 2*t - 2*c + 4 = 0, -2*c - 4 = 2*t - 8. Solve t*j = -2*j for j.

0

Let a(n) = n**2 + 12*n - 12. Let i be a(-13). Let y be (i + -2)/(3 + -4). Solve -5 = 4*z - y for z.

-1

Let p be -6*(¹⁄₃ - 1). Suppose 3*c - 12 = -0*c - p*k, 5*c - 20 = -k. Solve -i + c = i for i.

2

Let t(o) = 2*o**2 - o - 1. Let a be 4 - (0 + 2) - 0. Let p be t(a). Solve -2*x = -3*x - p for x.

-5

Let a(p) = p3 + 2*p2 + 2*p - 1. Let t be a(-2). Let r = -4 - t. Let k = r + 1. Solve 1 + 1 = -k*y for y.

-1

Let q(n) = n**2 - 7*n - 4. Let j be q(9). Suppose 0 = -5*x + 5*h + 30, 3*x - h = 4 + j. Solve -2*v + x*v = -12 for v.

-3