Let m = -13 - -15. Let r(v) = 2*v**2 - 2*v + 1. Let l be r(m). Solve 3 = -l*i + 28 for i.

Let p = -1 + 3. Let t = p + 1. Solve 3*q - 4*q = t for q.

-3

Let g be 0*((-4)/(-6) + -1). Solve g = 2*x - 2 for x.

1

Suppose 0j - j = -4. Let c be -5(2 - 12/j). Solve c*u - 11 - 4 = 0 for u.

3

Suppose -3*q = -j + 8, -4*q + 19 + 2 = 5*j. Solve 0 - 20 = j*c for c.

-4

Let p(b) = 5*b2 + 2*b + 7. Let f© = -6*c2 - 3*c - 8. Let s(i) = 4*f(i) + 5*p(i). Let x = -5 - -7. Let w be s(x). Solve -w*u = -0*u for u.

0

Let n be (¹⁄₁)/(¹²⁄₄₈). Suppose 0 = -3*f - 2*f - 20. Let x = f + n. Solve 5*b = -x*b + 10 for b.

2

Suppose 24 = 2*g + 5*d, 4*d = -7 - 1. Solve -g = -5*l + 3 for l.

4

Suppose 0*o = -3*o + 48. Solve -r + o = 3*r for r.

4

Suppose 5*d - 4 = 1. Let y(k) = 9*k3 - 1. Let v be y(d). Let j(z) = -z2 - 11*z - 4. Let x be j(-10). Solve -v = -2*r + x*r for r.

-2

Let a be (-1)/((-2)/6 + 0). Let k(q) = q3 - 3*q2 + q - 3. Let t be k(a). Suppose -5*d + 5*u + 15 = 0, 4*d + 4*u + 6 = 42. Solve 0*n - 3*n - d = t for n.

-2