Suppose 21 = 5*j - 4. Suppose j*t + 3*z = 0, -t - 5*z + 4 = -18. Let i be 70⁄5*t/(-6)*4. Solve -3*k + g = -4*k, 4*g = 3*k + i for k.

-4

Suppose -40 = -12*w + 18 + 2. Solve i - 3*u + 9 = 0, 2*i = i - w*u + 23 for i.

3

Suppose -2*k = 2*q - 46, 27*q - 46 = -2*k + 32*q. Solve -2*n - k = 3*m, -m + 3*n + 22 = -3*m for m.

-5

Suppose 0 = n - 2. Let j(z) = 2*z + 6*z + 3*z2 - 3*z - 4*z2. Let d be j(n). Solve 5*l + 20 = 0, -4 - d = 2*m + 5*l for m.

5

Let b be (9/(-3))/(6 + -7). Let l(v) = v3 + 2*v2 + 2*v + 2. Let g be l(0). Solve 10 = -c + b*c, g*c - 14 = 2*h for h.

-2

Suppose -4 = -4*j, -7*j = m - 2*j - 70. Suppose -3*c + 4*p = -m, -4*c - 2*p - 61 = -7*c. Solve -4*d + 0*d - f = c, -4*d + 3*f - 7 = 0 for d.

-4

Suppose 0 = 2*d + 111*d - 226. Solve -2*u = 2*n + 4, d*u - 3*n - 20 = n for u.

2

Suppose -11*c + 10*c + 34 = 0. Let s = 44 - c. Suppose -7*x - 36 = -s*x. Solve x = -2*r - 2*j, 3*r - 5*j + 3*j = 2 for r.

-2

Let t(i) = -i**2 + 5*i + 18. Let n be t(11). Let c = n - -48. Suppose c = -4*x - x. Solve -20 = -0*u - 2*u - 2*j, 3*u - 3*j = x for u.

5

Let q be 54/(-12)*(0 + 8). Let w = 230 - 192. Let b = w + q. Solve 15 = -5*x - b*s, 3*s = -4*x + 6*s - 12 for x.

-3