Suppose -18*r + 15*r = -2*z - 9, 0 = 2*r + 5*z - 6. Solve a + 22 = 2*q - 3*a, 0 = -r*q + a + 13 for q.

3

Let r = 88 - 78. Solve r*n = 3*l + 5*n - 7, 4*n = -8 for l.

-1

Let t(q) = q**2 - 3*q - 10. Let l be t(-3). Suppose -l = -6*c + 10. Solve 0 = -c*u + a + 11, 0*a = 2*u - 2*a - 10 for u.

3

Let s(i) = 3*i + 68. Let d be s(0). Suppose d = 4*y - 48. Let f(m) = -m + 2. Let n be f(-3). Solve -t + 2*u + 9 = 0, t - y = n*t + 5*u for t.

-1

Suppose -2*v + 11 = -5*v + 4*z, -v + 5*z - 22 = 0. Suppose -4*b = v*s - 32, -2*b + 4 = -4*s + 10. Solve -4*l - s = -4*f, -3*f + 0*f + 3 = l for l.

0

Suppose 15*z = 9z - 42. Let r be (z/(-42))/((-4)/16)-6. Let q(b) = -b - 3. Let a be q(-3). Solve a = 5*i - r*o - 34 - 6, -i - o = 1 for i.

4

Suppose 4*p = -u + 747 - 257, 0 = 3*p - 5*u - 379. Let j = -119 + p. Solve q - j = f, 2*q - 3 - 6 = 3*f for f.

-1

Let p be (-2)/(-1 - 2/(-4)). Let q be (-27)/(-6)*p/(-3). Let n = 5 - q. Solve 3*f = o + n, -f = 3*o - 4*f + 9 for o.

1

Let z© = 7*c + 12. Let g be z(-1). Solve -3*v - 3*d = 1 + g, 4*v - 5*d = 19 for v.

1

Suppose 5*n + 11 + 4 = 0. Let x be ((-30)/25)/(n/(-10)). Let z be 168⁄8 - 1/((-2)/x). Solve 2*v = 2*i, -5*i - 4 = -z for v.

3