Suppose -4*d - d + 10 = 0. Suppose -2*r + 10 = c, -80 = -c - d*c + 4*r. Solve c = -w - 3*w for w.

Let z(t) = t**2 - 15*t - 20. Let n be z(17). Solve 9*g = n*g for g.

0

Let z be ((-2)/(-5))/(²⁄₆₀). Suppose 5*h + z = 2*h. Let v(w) = -2*w - 5. Let i be v(h). Solve -s - i*s = 4 for s.

-1

Suppose 20 = 2*z + 2*z. Suppose 2*n + 28 = 6*n - 4*h, -5*n - h = -z. Solve n*w - 2 = 3*w for w.

-2

Let j = 44 - 40. Solve -1 + 21 = j*r for r.

5

Suppose 1 = a + 4. Let v = 0 - a. Let j be (-6 + v)/(3/(-2)). Solve -15 = j*n + 3*n for n.

-3

Suppose 0 = -2*q + 4*q - 3*y - 6, -4*q + 5*y = -10. Let x© = c + 4. Let v be x(0). Solve -v*r - 12 = -q*r for r.

-3

Let j = -100 + 100. Solve -3*z + 0 - 12 = j for z.

-4

Let z(p) = p + 20. Let m be z(0). Suppose 2*y + 0*y = m. Solve 0*h + y = -2*h for h.

-5

Let q be (-24)/(-36) - 2/(-6). Suppose -q = -2*k + 3. Solve -3*i + k = 8 for i.

-2

Let t be (-2)/(-4) - ⁹⁄₆ - -1. Let f be -1*0/(-1 - 1). Suppose t*o + 4*o = f. Solve 5 + o = -5*z for z.

-1