Let w be 5/(15⁄63) + -1. Suppose -15 = 15*r - w*r. Solve 2*j - 10 = -5*q, -3 = -2*j - r*q + 7 for j.

5

Let c(w) = -3*w2 - 17*w + 37. Let y(z) = -z2 - 5*z + 12. Let k(t) = -2*c(t) + 7*y(t). Let o be k(-3). Solve m = 3*m - o*i - 14, 0 = -i - 1 for m.

5

Let z(p) = -28*p - 1171. Let s be z(-42). Solve 0 = s*d - 3*w + 16, 0 = -d + 4*w + 5 - 15 for d.

-2

Suppose -146 - 754 = -25*c. Solve 5*t - 4*x + c = 0, t - 2*x = -0*x - 12 for t.

-4

Let q = 1658 + -1638. Solve -v - 4 = -4*n - q, 5*v = 5*n + 35 for n.

-3

Let t(d) = -d**2 + 4*d + 7. Let p be t(5). Let v be (11 - -57)*p/4. Let x = v + -32. Solve -x*b = 4*n - 16, 3*n - b - 9 - 8 = 0 for n.

5

Suppose -30 = -15*i + 10*i. Suppose -4*y + 10 - 22 = 0. Let n be (-14)/i*y + -4. Solve -5*z + 5*c + 20 = 0, 5*z + 0*z + n*c - 12 = 0 for z.

3

Suppose -61*o + 10*o = -9*o + 94*o. Solve 40 = -o*q + 4*q - 5*y, -9 = -5*q - 4*y for q.

5

Let c be 7/(-1 - (-6)/4). Suppose 42*b + 39*b = 80*b. Solve b = 3*x - h - c - 2, h + 6 = x for x.

5

Suppose -1846 = 2*m + 11*m. Let c = -136 - m. Solve 20 = 5*v - 4*l, -v + c = 3*l + 2 for v.

4