Let j = -42 - -42. Solve 0*a - 3*a + 9 = j for a.

3

Let v© = 13*c + 1. Let g be v(2). Let s = g - 12. Solve -2*r - s = r for r.

-5

Let a(w) = -w + 3. Let o be 1*(-4)/((-8)/(-10)). Let x be a(o). Let r be (6/x)/(1⁄20). Solve 3*b + 0*b = r for b.

5

Let o be (2 + -3)/(1⁄5). Let i = 0 - o. Suppose 3*w - 2*w + i*c = -15, 2*w - 4*c - 26 = 0. Solve 0*u - u = w for u.

-5

Suppose -4*p = -p - 9, -2*s = -p - 37. Solve -3*y - y = s for y.

-5

Suppose 4*v = -m + 25, 0 = 7*v - 2*v - 15. Let j = m + -9. Suppose 3*p - c = -0*p + 23, 4*c = -j*p + 4. Solve p = 4*s - 10 for s.

4

Let o(q) = -18*q + 1. Let j be o(-1). Let g be j - (1 + (-3)/(-3)). Suppose a + s = 3, s - g = -3*a - 0*s. Solve -5*x - 18 - a = 0 for x.

-5

Suppose -3*h + 7*h = 20. Suppose -h*u + 0 = -30. Let b = -10 + 15. Solve b*c = 2*c + u for c.

2

Suppose 3 = 4*w - i - 3, -6 = w - 4*i. Solve z - w*z + 3 = 0 for z.

3

Let d be (-2 + (0 - -9))*2. Let j be 66/d - (-8)/28. Suppose j*k + 3*t - 1 - 17 = 0, 2*t - 8 = -2*k. Solve 0 = i - 0*i - k for i.

3