Let f = 1 - -1. Let k be ((-72)/(-40))/(3/10). Let u = 8 - k. Solve -u = -f*t + t for t.

Let k(i) = -2*i - 1. Let h(l) = l + 1. Let q(v) = 7*h(v) + 4*k(v). Let w be q(5). Let o = w + 6. Solve -4*g = 16 - o for g.

-3

Let f be ²⁶⁄₅ + (-11)/55. Solve -5*a + 20 = -f for a.

5

Let v(h) = -h3 - 8*h2 + 8*h - 7. Let w be v(-9). Solve -w*b + 8 = 2*b for b.

2

Suppose -u - 3*u + 21 = 5*o, -17 = 3*o - 5*u. Let q be (3 - 2) + (o - 0). Solve 0 = -q*r - 0*r - 4 for r.

-2

Suppose 134 = -5*q + 34. Let v be q/(-6) - (-8)/(-24). Suppose -2*s + v*s = 0. Solve 5*k + 5 + 0 = s for k.

-1

Let q be 6 + (-3 - (-4 - -3)). Suppose -g + q - 2 = 0. Solve -2 = 4*d + g for d.

-1

Let i® = r**2 - 7*r - 6. Let x be i(8). Suppose s + s = x. Solve 0 = 2*u - s - 1 for u.

1

Let i = -7 - -9. Suppose -i*b = -7*b. Solve -g + 3*g = b for g.

0

Let q be (5 - ²⁸⁄₈)*2. Solve -q = z - 1 for z.

-2

Let o(m) = m. Let b be o(4). Solve b*l = -l for l.

0