Let t(o) = -o. Let v be t(-5). Suppose v*c + 5 = 20. Solve -c*j - 16 = j for j.

Let w(z) = -z3 - 7*z2 - z - 3. Let x = -10 + 10. Let r be -5 - (1 - -1 - x). Let c be w®. Solve 0 = c*y + y + 5 for y.

-1

Let t be ³⁄₄ - ⁹³⁄₁₂₄. Solve 0 = -t*x + x + 1 for x.

-1

Let b be (-2)/8 + ²⁶⁄₈. Solve b*r - 8 = -r for r.

2

Let i(d) = d**2 - 4*d - 5. Let w be i(5). Let s = w - -5. Solve 17 = s*f + 2 for f.

3

Suppose -o = 2*l - 3, 0 = -5*o - 5*l - 12 + 27. Let i be (-3)/(²⁷⁄₃)*o. Let p be 17 + (5 + -3 - i). Solve -r = -5*r - p for r.

-5

Let y be ⁶⁄₉*(-78)/(-4). Suppose 4*z = 2*z + 14. Solve -z = 5*x + y for x.

-4

Suppose 16 = 6*o - 2*o. Suppose -3*c - 2*c = -o*l + 6, 4*c + l - 12 = 0. Let r = 1 - 0. Solve f + c = r for f.

-1

Suppose -12 - 3 = -3*s. Let p(j) = -j + 8. Let i be p(0). Suppose 0*c = -2*c + i. Solve r - s = -c*r for r.

1

Let k(x) = 16*x + 1. Let j© = -3*c. Let s(o) = -11*j(o) - 2*k(o). Let u be s(2). Solve -5*z + 15 = -u*z for z.

3

Let r(g) = -g - 6. Let b be r(-6). Suppose 0*z + 5*z - 25 = b. Suppose 0*u - 4*u + 10 = -2*q, -2*u - z = q. Solve -3*y + 0 + 3 = u for y.

1