Let s be (-4)/2 - (-78)/(-2). Let i = -21 - s. Let a = 28 - i. Solve 0 = 7*v - 3*v + a for v.

-2

Suppose -12 = -3*m, -b - 4*b + 92 = -2*m. Solve 0*f = 4*f - b for f.

5

Suppose 2*s = -s + 51. Suppose s*g = 21*g - 56. Solve 3*c - g = 1 for c.

5

Let k = 30 - 28. Solve 0 = k*d - 4*d + 8 for d.

4

Suppose 2*v - 5*u - 7 = 0, 0 = 4*v - 3*u + u - 54. Let a = 18 - v. Solve a + 13 = 3*h for h.

5

Let r(j) = -j - 1. Let u be r(8). Let k = -5 - u. Suppose 5*v = k*t + 4, 2*v = t + 1 - 0. Solve v*l = -3*l - 9 for l.

-3

Let x = -17 + 20. Solve -18 + x = 5*c for c.

-3

Let x(t) = -t**2 + t - 24. Let a be x(0). Let i be (-16)/a + 146⁄6. Suppose 4*f - 6*f + 10 = 0. Solve f*p = -0*p + i for p.

5

Suppose 4*d + 11 = 4*s + 5*d, d = -5*s + 14. Solve 2*b = 5*b - s for b.

1

Let s® = -3*r + 18. Let y be s(5). Solve -y*f = -16 + 4 for f.

4