Let w be 42/9*-3*8/(-28). Solve 0 = -5*r - f - 15, 7*r = 5*r - w*f - 24 for r.

Suppose -5130 + 4994 = -17*g. Solve 4*k - b + g - 29 = 0, -4*k + 3*b + 31 = 0 for k.

4

Suppose 3*z = -9 + 54. Let a = 15 - z. Suppose -9 = -2*v + t, -3*t - 6 = -v + 1. Solve -4*j + 2 + 2 = -v*k, 3*j - k + 7 = a for j.

-4

Let f = 1377 - 1377. Solve r = -2*r - 4*b + 26, f = -r + 4*b - 18 for r.

2

Suppose -l + 3*l - 284 = 0. Let m be (-50)/(-15) + -2 - l/(-6). Suppose -i - z = 0, 0*i + 4*z + m = i. Solve 5*b - 2*h + 3*h + i = 0, -2 = 2*b - h for b.

-1

Let r(v) = -10*v3 - 18*v2 + 3*v. Let y be r(-2). Solve -2*q - y = -11*h + 10*h, 16 = -h - 4*q for h.

-4

Let d = 83 - 48. Suppose 0 = 5*j - d + 20. Solve 5*h - j = 4*a - 7*a, -5*h + 2*a = 2 for h.

0

Let l be 1 - 0/(25/(-5)). Let u be 0/(l³⁄₆-4). Suppose -4*s - 7 + 15 = u. Solve g - s*b - 9 = 0, -4*b - 12 = -3*g - 3*b for g.

3

Let z(t) = t3 - 5*t2 + 10*t - 34. Let x be z(4). Let g be 7/(-14) - ³⁄₁₂*x. Solve -p + g*w - 10 = -0*w, w - 5 = p for p.

0

Suppose -4*n = -3*c + 6*c - 797, 1003 = 5*n - 3*c. Let k = -199 + n. Solve o - 5 = 4*x - k, 2*o + 4 = 2*x for x.

-2

Suppose -4*m + 83 = -13. Suppose -28*i + m*i + 16 = 0. Solve w = i, 4*w = 2*l - 0*w + 26 for l.

-5