Let k = -128 - -128. Solve r - 2 = -k*r for r.

2

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

3

Let f be 0 + -1 + (3 - -1). Suppose -11 = -4*a - 3*b, -4*b = -a - f*b + 1. Suppose -a*t + 3 - 1 = 0. Solve v + t = 3 for v.

2

Let s(i) = i3 - 5*i2 - 5*i - 4. Suppose -5*y = 0, 4*h - 3*h + y = 6. Let b be s(h). Solve -b*r + 7*r = 0 for r.

0

Suppose 0 = 5*a + 3*u - 4*u - 9, -u = 3*a + 1. Let c(p) = -p3 + p2 - p + 1. Let q be c(a). Solve q = -3*g - 5 - 4 for g.

-3

Let b be (-4)/(-10) - 418/(-55). Solve -3*n = -n - b for n.

4

Suppose 5 = 4*k - 2*k + 3*o, -3*k + 10 = 4*o. Suppose 13*l = k*l + 12. Solve 5*j - 21 = l for j.

5

Let n(m) = 2*m**2 + 15*m + 11. Let j be n(-7). Solve -y + 12 = -j*y for y.

-4

Suppose -5*u + 7 = 17. Let j be (u/(-2))/(-2 + 1). Let i be j + 2 + 2⁄2. Solve 0 = i*d - 3*d for d.

0

Suppose -20 = -0*a + 2a. Let d = 17 + -11. Let g be 4/d(-45)/a. Solve 11 = -g*c - 1 for c.

-4