Let j = 1 + -1. Let l = 0 - j. Let x = 224 + -224. Solve l*y + 5*y + 15 = x for y.

Let h be ⁶⁄₂₇ + (-14)/(-18). Let m = 18 + h. Solve -4*n = 1 + m for n.

-5

Let a = -3 + 8. Suppose -d = d + 4*y - 56, a*d - y = 96. Solve -7*f + 2*f = d for f.

-4

Suppose 3*y = 3*z + 4*y + 3, -9 = 3*y. Suppose -c - q + 6*q - 20 = z, 4*q = 3*c + 16. Solve -j - j + 10 = c for j.

5

Let w be (-1 - 0)*⁶⁄₁. Let z® be the third derivative of -r⁵⁄₆₀ - r⁴⁄₄ + 2*r**2. Let h be z(w). Solve h = -k - 3*k - 12 for k.

-3

Suppose 0*r = -3*r + 6. Suppose 0 = -4*z + 4*k, 4*z + r*k + 0 = 12. Solve j + 1 = z*j for j.

1

Let r(d) be the first derivative of d³⁄₃ + 7*d²⁄₂ + 9*d - 1. Let s be r(-6). Suppose -5*z + 4*v = -4, 3*z - 7*v = -s*v + 4. Solve z*w = -5*w for w.

0

Suppose 0*k + 4*k = 0. Suppose k = -o - 3 + 7. Suppose -l = u - 5, 5*l - u + o*u - 17 = 0. Solve 3 = r - l for r.

4

Suppose 5*q - 37 = -7. Let a = q + -3. Let s be ((-20)/(-3))/(a/9). Solve -5*p - s = -10*p for p.

4

Suppose 2*k - 5 = -4*i - 3*k, 27 = 3*i - 4*k. Suppose -p - v + 3 = 2, -2*p = -5*v + i. Solve -2*h - 3 + 1 = p for h.

-1

Suppose -25 = -5*g - 0. Solve 3*w - 10 = g*w for w.

-5