Suppose h - 10 = -h. Suppose -o + 4*o + 15 = -4*f, 25 = -h*o. Suppose y = 7 - 3. Solve y*t + t = f for t.

Let d(a) = 4. Let q(g) = 1. Let i(u) = 2*d(u) - 9*q(u). Let f(m) = -12*m + 4. Let v(z) = f(z) + 6*i(z). Let h be v(-2). Solve 3 = 5*s - h for s.

5

Suppose 0 = 3*a - 4*w + 8, -6*w + 9 = -4*a - w. Solve 0 = 3*j - 1 + a for j.

-1

Let i® be the second derivative of -r⁵⁄₂₀ + r⁴⁄₁₂ - r³⁄₆ + 3*r²⁄₂ + r. Let y be i(0). Let o = 5 - y. Solve -o*x = -3*x for x.

0

Let n(o) = 2*o + 10. Let t be n(-7). Let v = 10 + t. Solve -4*z + z + v = 0 for z.

2

Suppose -4*b = h + 16, -h - 5*b + 0 = 20. Solve 5*j - 6*j = h for j.

0

Let g(a) = a**2 + 3*a - 7. Let r(v) = -v + 1. Let t be r(6). Let o be g(t). Solve o*x + 8 = x for x.

-4

Suppose -3*d + 0d = -3. Let j be d/(3/(-30)-2). Solve 0*l + 20 = -j*l for l.

-4

Let r = 7 - 2. Let g(t) = 3*t - 3. Let d be g®. Suppose -5*s = -0*s. Solve -2*a + 2 - d = s for a.

-5

Let s(m) = -13*m3 + 33*m2 - 7*m - 5. Let p(n) = 7*n3 - 17*n2 + 3*n + 2. Let w(b) = 11*p(b) + 6*s(b). Let x be w(10). Solve -x*z = 1 + 9 for z.

-5

Let q(d) = 2*d**2 + 2*d - 1. Let o be q(-2). Suppose 3*y + y - 16 = -2*u, 0 = -3*y + o. Solve u = -0*s - 2*s for s.

-3