Suppose 3*z = 8*z - 15, 3*c - z - 21 = 0. Solve 2*a - c = -2*a for a.

Let k be 2/(-14)*-3 + ⁵⁴⁸⁄₂₈. Solve 0 = a - 6*a + k for a.

4

Let q(u) = u3 - u + 1. Let o = 4 - 4. Let x(y) = -y2 - y + 1. Let h be x(o). Let s be q(h). Solve s - 3 = -v for v.

2

Let r(i) = i - 11. Let n be r(10). Let j be 1/(-2)*(n - 11). Let s be ((-2)/j)/(3/(-18)). Solve -s*y + 5*y = 3 for y.

1

Suppose 10*w - 9 = 7*w. Solve -w - 1 = t for t.

-4

Suppose -2*h = -5*h. Suppose -6 = a - 3*a. Solve h = -g - a*g - 8 for g.

-2

Let n(w) = -w - 3. Let l be 1/(-2) - (-15)/(-2). Let q be n(l). Let i(x) = x3 + 5*x2 - 3*x - 7. Let k be i(-5). Solve 0 = -q*r - 12 - k for r.

-4

Suppose -2*x = 2*i, 0 = x + x + 4*i + 8. Suppose -x*d + 10 = d. Solve -5 = d*b - 3*b for b.

5

Let j = -43 - -56. Suppose 0*u + 2*b = -u + 6, 2*u - 2*b = 6. Solve u*f = -j - 7 for f.

-5

Suppose 0 = -y - 4y + 5. Let o be -1(-3)/(-3) + y. Solve 2*i - 6 + 2 = o for i.

2

Let o(g) = g2 - 2*g - 7. Let k be o(5). Let p(x) = 2*x2 - 16*x + 2. Let v be p(k). Solve q + v = 4 for q.

2