Let x(i) = -i + 4. Let b be x(3). Solve -4*k - 17 = -b for k.

Let b be (⁸⁄₆)/((-2)/6). Let d = 19 + b. Suppose -3 = -2*q + d. Solve -1 = 2*h - q for h.

4

Let f be 1 - (-20 + 3) - -2. Suppose 3*d - 7 = -5*w + 3, 0 = 5*d + 5*w - f. Solve 0 = d*y - 6 + 16 for y.

-2

Let k(i) = -7*i2 + 11*i - 8. Let h(v) = 4*v2 - 5*v + 4. Let c(f) = 5*h(f) + 3*k(f). Let w be c(7). Let g = w - 3. Solve g = -3*t + t + 4 for t.

2

Let q be 2 - ²⁄₂ - 5. Let k be (3 - 7)*2/q. Suppose -5*r + k*y = -0*y - 10, 5*r - y = 5. Solve r*i = 4*i for i.

0

Suppose 1 = 3w + 7. Let x be w/1-4 - 2. Suppose 0 = -4*o + 3*o + 4*j - 16, -2*o + 23 = 3*j. Solve o*g + 6 = -x for g.

-3

Let h(s) = 2*s2 - 3*s - 4. Let n be h(4). Let o = 7 - n. Let k(w) = w2 + 10*w + 12. Let t be k(o). Solve t*r + 1 = 13 for r.

4

Let w(l) = l**2 + 4*l + 3. Suppose -5*a - 11 = 14. Let b be w(a). Let y = b - 6. Solve -y*r - 2 = 2 for r.

-2

Let v = 38 - 38. Solve 0*m - 3*m + 9 = v for m.

3

Suppose 0 = -2*u + u - 1, 3*u = 4*l - 19. Suppose m - 1 = -l*c, -7 = 5*c - 3*m - 4. Solve c = 5*r - 15 - 5 for r.

4

Let l(g) = g3 + 5 - 5*g + 2 - 4 + 5 + 5*g2. Let b be l(-6). Solve 5 = b*q + 3 for q.

1