Solve -5*y = -x + 4, -x - 2*y = y + 4 for x.

-1

Solve 16*v = o + 17*v, 5*v - 15 = 0 for o.

-3

Solve -4*x + x = 12, 5*z - 3*x - 7 = 0 for z.

-1

Solve 0 = 5*t + 5*l + 25, 3*l - 5*l = -5*t - 25 for t.

-5

Solve -5*t + 20 = q, -2*t + 5*q - 20 = -1 for t.

3

Solve 8 = -3*v + 5*i + 2, 9 = v + 2*i for v.

3

Solve 5*g - 4 = -4*k + 8*g, 2 = -5*k + 2*g for k.

-2

Solve k = 144*l - 149*l + 10, 0 = -2*k - l + 11 for k.

5

Solve 0 = 3*l + a - 2, -3*a + 10 + 0 = 5*l for l.

-1

Solve 2*l - 14 = 51*u - 49*u, -6*l + 34 = -4*u for u.

-4