Let r be 1260/91 - 4/(-26). Let x = r - 13. Solve i = -4 - x for i.

Suppose 10*w = 5*w - 45. Let a = w - -13. Solve -3*n = a + 8 for n.

-4

Let s© = -c2 - c - 1. Let q(f) = 7*f2 - 5*f + 8. Let r(i) = -q(i) - 6*s(i). Let m be r(10). Solve -3*z = m + 7 for z.

-5

Suppose -3*b = p - 37, -3*p + 15 = b - 0. Let r be 0 + 4 - 0/3. Suppose -n + 11 = 3*k, 14 = r*n - 6. Solve a + k*a = b for a.

4

Suppose -5*x + 4*p + 30 = 0, 0 = -x + 7*p - 5*p + 12. Solve -k + x = k for k.

1

Let h© = 2*c2 + 15*c - 2. Let b(x) = -x2 - 8*x + 1. Let l(d) = -7*b(d) - 4*h(d). Let n be -2*2/(⁸⁄₆). Let f be l(n). Solve 3*t - f*t = 0 for t.

0

Suppose 0 = b - 5*h + 32, b + 3*b = -4*h - 80. Let l be 6*¹⁄₂ + b. Let g = -9 - l. Solve 0 = -5*r - g - 5 for r.

-3

Let r(t) = t**2 - 11*t - 18. Suppose -32 = -2*q - 6. Let y be r(q). Solve 0 = -2*w - 0 - y for w.

-4

Let d(p) = -p2 - p3 + 2*p2 + p + 0*p3 + p**2 + 1. Let b be d(2). Solve b + 0 = -x for x.

-3

Let b be (²⁄₄)/(²⁄₁₂₄). Let v = -22 + b. Let t be 2 - 3/v*0. Solve 0 = -t*p + 5*p + 12 for p.

-4

Suppose -5*q + 9 + 1 = -2*k, 4*k - 8 = -4*q. Solve k + 12 = -3*r for r.

-4