Let r(k) = -2*k + 6. Let n be r(7). Let y = -6 - n. Solve y*x - 12 = -x for x.

Let i be ⁶⁄₄*²⁴⁄₉. Solve 5*d - 14 = -i for d.

2

Let x = -12 - -6. Let t be -1 + (5 - 3) - x. Solve -13 = 4*o + t for o.

-5

Suppose 2*s + 25 = 7*s. Suppose 5*j - 15 - s = 0. Solve j*n = -n for n.

0

Let z(b) = 3*b**2 + 4*b + 5. Let w be z(-3). Solve 4*h = -4 + w for h.

4

Suppose 5*p - 30 = -0. Suppose 0 = -5*w + 2*k + 26, -1 + 4 = -3*w - 5*k. Suppose -w*u - 2 = -p. Solve -y + 0 = -u for y.

1

Let t(a) = 3*a2 - 5*a2 + 3*a**2 + 4 + 7*a + 5. Let d be t(-6). Solve 4 = j + d for j.

1

Suppose -2 + 6 = -4*b. Let g be ((-4)/12)/(b/6). Solve 0 = -3*k + g*k for k.

0

Suppose 9 = 2*c + c. Suppose 0 = c*h - 7*h. Solve -2 = 2*r - h*r for r.

-1

Let w be ²⁴⁄₂₀*¹⁰⁄₄. Suppose -w*y + 2 + 1 = 0. Solve 2*h - 5 = -y for h.

2

Let v(i) = i3 - 8*i2 + 14*i - 9. Let c be v(6). Solve -17 = 5*n + c for n.

-4