Suppose 2*t - t = 21. Suppose 0 = 2*f - 13 - 15. Let r = f - 9. Solve r*k - t = 4 for k.

Let b be (-22)/(-4) + 1/(-2). Solve -4*t = b + 11 for t.

-4

Let k(j) = 2*j**3 - j - 1. Let q be k(-1). Let i be (q - 3/(-6))*2. Let h be 7 - -2*i/3. Solve -h*y + 1 = -4 for y.

1

Let f® be the second derivative of r⁴⁄₆ + 2*r³⁄₃ + 3*r. Let g be f(-3). Suppose 0*u + 10 = 5*u. Solve -4*c + g = -u for c.

2

Suppose 0*x = x + x. Solve x = -n + 2*n for n.

0

Let o be (-1 - 1) + 3 - -2. Let p(t) = -t**2 + 6*t - 7. Let n be p(o). Let v = 1 + -1. Solve -n*a - a = v for a.

0

Let o(z) be the third derivative of z⁵⁄₆₀ - z⁴⁄₁₂ + z³⁄₂ + 6*z2. Let q be o(3). Solve 4*n - 6 = q for n.

3

Suppose 4*c + m = -0*c - 12, -5*m = -5c - 40. Let f = 4 + c. Let u be f(-2 - -1 - -2). Solve u*n - n + 4 = 0 for n.

4

Let x(l) = -4*l2 - l + 5. Let v(i) = -7*i2 - 2*i + 9. Let f(d) = 3*v(d) - 5*x(d). Let g be f(-2). Solve 3 = 3*t - g for t.

1

Suppose t - 5 = 2*t. Let v be (-99)/t + ²⁄₁₀. Solve 2*g = -2*g + v for g.

5

Suppose -5*b + 2*b + 9 = 0. Suppose -b*m = 26 - 107. Let r = m + -8. Solve -3*c - r = -7 for c.

-4