Let l = 2 + -2. Suppose 5*k - 19 - 6 = l. Suppose 5*r = -3*h + 8, k*h + 0*r - 24 = -3*r. Solve h = -5*f + 21 for f.

3

Let j(p) = p3 - 3*p2 + 2*p + 4. Suppose 0*a + 3 = a. Let y be j(a). Suppose -q + y = 4*q. Solve 0 = q*k + k + 12 for k.

-4

Suppose 0 = 3*v - 3*b - 54, -3*b - 96 = -4*v - 29. Suppose i + 5 - v = 2*s, 6 = 3*i. Let k be s/(-9) + (-4)/(-6). Solve -7 = 2*g + k for g.

-4

Let u be (-6 + 3)*2 + 4. Let q be (-135)/30*u/3. Solve -4 = -q*z + 11 for z.

5

Suppose 0 = -5*w + 5*g + 5, 3 = -3*w + 5*g - 4. Solve w*a = 4*a - 8 for a.

-4

Let o = -7 + -1. Let t® = -5*r2 + 15*r + 17. Let p(z) = -2*z2 + 5*z + 6. Let s(u) = o*p(u) + 3*t(u). Let a be s(-6). Solve 2*i + a = -i for i.

-3

Let b(s) = -4*s + 1. Let n be b(-1). Suppose -j + 2*f = j - 8, -5 = 5*f. Let i = -3 + j. Solve i + n = -y for y.

-5

Suppose 3*x = 8*x. Let p be (x/2)/2 - -10. Let o = -10 + p. Solve -4*a + 0*a - 4 = o for a.

-1

Let v = 5 - 1. Solve -20 = -v*j - j for j.

4

Let x = 37 + -33. Solve -7 - 1 = -x*c for c.

2