Let y be 3/15 + (-1)/5. Solve 6*c - c = y for c.

Let c be 2/(-10) + (-104)/(-20). Solve -15 = -2*o + c*o for o.

-5

Let z = 11 - -3. Suppose -s + z + 1 = 0. Suppose -9 = -2*c + s. Solve -c = v + 3*v for v.

-3

Let x be (-16)/72 - 76/(-18). Solve -5*k - x = 1 for k.

-1

Let o(f) = -3 + 0 + 4 + 4*f - 5*f. Let i be o(-2). Suppose 4*r - 10 = z, 0*r - r = -i*z - 8. Solve v - 15 = -r*v for v.

5

Let y = 7 + -6. Let l(g) be the first derivative of 7*g³⁄₃ - g²⁄₂ + 2. Let u be l(y). Solve -4*b + u = -2 for b.

2

Let z be (-2 + (-14)/(-4))*2. Suppose 2 = z*v - 4. Let w be (-3)/(-3) + 0/v. Solve 0*j = -j + w for j.

1

Suppose 0 = 4*f - 0*f - 20. Suppose l - 14 = -5*x, 2*x - f = 4*l + 5. Suppose 3*d + 2*y = x + 18, -y + 3 = 0. Solve -20 = -u + d*u for u.

-5

Let u be 12/(-24) + (-7)/(-2) + 3. Solve c - 5 = -u for c.

-1

Suppose -5*z + i + 12 = 1, 4*z - 5*i = 13. Suppose z*n - 8 = -2*n. Solve -n = a - 7 for a.

5

Let s(g) = 5*g**2 + 2*g - 2. Let l be s(1). Solve 0 - 20 = -l*b for b.

4