Suppose -4*r + 2*a = -a - 63, 5*r - 4*a - 79 = 0. Solve r = -6*x + x for x.

Let r be (¹⁹⁄₃)/(²⁄₆). Suppose 4*w + s - 18 = 0, -2*w - s + 6 = -w. Solve r = w*x - 1 for x.

5

Let i = 51 + -48. Solve 0 = 2*x - i*x + 3 for x.

3

Let z be ³⁄₅ - 2/(-5). Let s = z - -1. Solve -3*g = s*g - 15 for g.

3

Let l = -144 - -144. Solve f - 2 + 3 = l for f.

-1

Let z = 2 - -4. Solve -3*w + 0*w = z for w.

-2

Suppose -3*z = -5*z + 18. Suppose 5*i = -4*y + z*y - 75, -y + 43 = -3*i. Let m be (-3)/7 + (-6)/i. Solve 3*x - 1 + 10 = m for x.

-3

Let t = 4 - 1. Suppose 2*n = t*n. Solve 2*x - x + 1 = n for x.

-1

Let l = 25 + -23. Solve -l*h - 4 = -0*h for h.

-2

Let h be -1 - (1 + 2*-2). Let i(p) = 0*p + 6*p - 7 - p**h + p. Let m be i(5). Solve 3*f + 12 = m for f.

-3

Let r(x) = -x**2 + 4. Let g be r(-2). Solve 2 = -2*y - g for y.

-1