Let y = -63 - -68. Solve -3 = y*a + 2 for a.

Let y© = 5*c2 - 10*c - 12. Let x(h) = -4*h2 + 10*h + 12. Let r(i) = -6*x(i) - 5*y(i). Let k be r(-8). Solve -10 = -o - k*o for o.

2

Let c = 60 - 57. Solve 0 - 6 = c*b for b.

-2

Let n = 4 + -6. Let a = n + 7. Solve a*y + 0*y = 0 for y.

0

Let s(p) be the second derivative of 7*p³⁄₆ + p²⁄₂ + 8*p. Let i be 2/(1 - (0 - 1)). Let c be s(i). Solve 3*z - c = -z for z.

2

Let w(d) = d + 2. Let m be w(6). Solve 4*k = m + 12 for k.

5

Suppose -4*k = -5*j - 29, -3*k + 0*j = -4*j - 22. Solve -k*o = -o + 20 for o.

-4

Suppose 3*h = 2*q + 6, 2*q - 3*q = h - 7. Solve -2*z + q + 7 = 0 for z.

5

Let l = 2 - 2. Let a be l/2 + (-4)/(-2). Solve -h + a = -1 for h.

3

Let k = -16 - -23. Solve 0 = -2*g + k*g + 15 for g.

-3

Suppose -3*n + 6*n = 9. Solve 2*a = -n*a for a.

0