Suppose -i + 7 = -0. Let j = 12 - i. Suppose 0 = 2*q - j*q + 12. Solve -3*k + q*k - 5 = 0 for k.

Let q(o) be the second derivative of 0 - ⁷⁄₆*o3 + 0*o2 + 2*o + ¹⁄₁₂*o**4. Let m be q(9). Solve -3 = 5*p - m for p.

3

Let m = -2 + 4. Let c be 0/m - (-2 - 3). Suppose c*s - 4*a = a - 15, 2*s = 4*a - 16. Solve s = -4*u + 3*u for u.

-2

Let v = 5 + -3. Suppose v*r = 13 - 3. Suppose 0 = -4*x + 2*h - r*h + 18, 4*x + 5*h = 22. Solve 0 = -x*w - w + 8 for w.

2

Suppose 4*t - 6 = -2*a, -1 = -4*a + 3*a - 3*t. Solve -4*p - 23 = -a for p.

-4

Let w© = 6*c3 + c2 + 2*c + 1. Let i be w(-1). Let j be (-20)/i - (-3)/(-9). Suppose -b + 5*l - j = -2*b, l + 9 = b. Solve -b*z = -3*z for z.

0

Let r be 3 - 0*(-1)/3. Solve -r = -4*w - 7 for w.

-1

Suppose -5b - 1 = -6. Let k be 3(b + 0) - -1. Solve -x = k*x - 10 for x.

2

Suppose 0 = 4*f + 5*j - 18, -4*j = -3*f - 2 - 0. Suppose 9 = 3*o, -f*x + 5*o + 1 = 2*x. Solve -x*k = 10 - 2 for k.

-2

Suppose 0 = 4*q - 4*x + 12, -2 = 2*q - 3*x + 8. Let u = q - -4. Solve 0 = s - 2*s + u for s.

5

Let v be ⁶⁄₃ - 2 - -2. Let y = v + 2. Let k be (²⁄₅)/(y/20). Solve -15 = -3*r - k*r for r.

3