Let d(z) = 2*z - 7. Let t be d(4). Solve -1 = -f + t for f.

2

Suppose -5 = 12*o - 29. Solve c + o*c + 9 = 0 for c.

-3

Let s be (1*-12)/((-4)/2). Suppose -s*l = -l - 25. Suppose 0 = 3*t - 2*h - 2, l*t = t - h - 1. Solve t = -2*x + x + 1 for x.

1

Suppose k + 5*r = 2*r - 2, -k + 8 = -2*r. Solve 0 = -k*u - 12 for u.

-3

Let m(o) = -3*o2 - 12*o - 14. Let b(d) = 2*d2 + 6*d + 7. Let k(y) = -5*b(y) - 3*m(y). Let c be k(7). Solve -3*f + 4 - 16 = c for f.

-4

Let x(k) = -k - 6. Let y be x(-7). Let g be (y + -12)*-1 - -1. Let a = g + -8. Solve 0 = -a*c + 8 - 24 for c.

-4

Let h be (20⁄15)/(4/(-66)). Let k be 20/(-11) - (-4)/h. Let c = k + 2. Solve c*g + 20 = 5*g for g.

4

Let j = -3 - -15. Let n = 20 - j. Solve -4*b + 4 = n for b.

-1

Suppose -3*j = 3*w + 3, j + 18 = 3*w - 3*j. Solve w*c + 4 - 14 = 0 for c.

5

Let w be (1/(-2))/((-1)/(-2)). Let p(j) = 14*j**2 - 2*j - 1. Let t be p(w). Suppose 8*u = 4*u + 16. Solve -u*y - t = y for y.

-3