Let a = -3 - -7. Let b(z) = -z3 + 3*z2 + 5*z - 1. Let f be b(a). Solve 5*r = 7 + f for r.

2

Let j be (12/(-10))/(10⁄25). Let f be -2*(0 + j + 1). Solve -f = -5*t - 14 for t.

-2

Let i = -1 - -9. Suppose k - i = -3*k. Suppose -1 - 7 = -2*s. Solve 0*x = -k*x + s for x.

2

Suppose 0 = -o - 0*o + 2. Suppose o*f = -3*f + 10. Suppose -f*z = -6*z + 20. Solve 4*b - 3*b = z for b.

5

Let s = -9 + 13. Suppose 9*o - 15 = s*o. Suppose 2*x - 2*a - 10 = 3*x, 4*a = -5*x - 20. Solve o = -x*i + i for i.

3

Suppose -2*g = -2*v + 20, -5*v + 0*v = -4*g - 45. Suppose -h - 2 = 2*p, -4*h = -0*h + 5*p + 5. Solve 2*j + 3*j - v = h for j.

1

Suppose -d + 3 = 6*s - 3*s, 5*d = 5*s + 15. Solve -4*b - 7 + 19 = s for b.

3

Let a = 38 - 34. Solve c - 5 = -a*c for c.

1

Let d be (((-3)/(-2))/3*0)/(-1). Solve i + 3 = -d*i for i.

-3

Let y(b) = -b3 + 10*b2 - 9*b - 6. Let l be y(9). Let a = l - -16. Let o = -2 + 2. Solve a + o = 5*j for j.

2