Let r(m) = 2*m + 14. Let k be r(-7). Solve k = -a + 3*a + 4 for a.

Let u be (-6)/54 - (-145)/9. Solve -a + u = 3*a for a.

4

Suppose -4*z = -q - 5, -1 = 2*q - 7. Solve 0 = r + z + 2 for r.

-4

Suppose 5 = 5*t - 5. Let w be t/(-8) + ⁸⁷⁄₁₂. Solve -5*h - w = -22 for h.

3

Let s = 14 + -13. Solve 5*r - s = 4 for r.

1

Suppose -4*u - 5*v - 17 + 2 = 0, 5*u - 2*v - 6 = 0. Solve 0 = -5*a - u*a + 5 for a.

1

Suppose -10 - 15 = -5*l. Let n(z) be the third derivative of -z⁶⁄₆₀ - z⁵⁄₃₀ + z³⁄₆ + 4*z2. Let i be n(-2). Solve 2*q - l*q = i for q.

-3

Let l be 1*((-2 - 1) + 3). Solve l*c = -c - 3 for c.

-3

Let k be (²¹⁄₄₂)/((-2)/(-120)). Solve 5*m - k + 10 = 0 for m.

4

Let p(a) = 0*a2 - 3*a2 + 0*a2 + 3 + 2*a2 + a. Let g be p(0). Solve g = y + 1 for y.

2

Suppose -2*r + 2*k + 33 = 5*k, 2*r - 5*k = 9. Suppose -5*f = 3*x - 137, -109 - r = -5*f + x. Solve f = -p - 4*p for p.

-5