Solve 3*t - 20 = 7*t, -4*k - 4*t = 28 for k.

-2

Solve 2*j = -2*s, j = -5*s + 2*j - 30 for s.

-5

Solve -3 = 6*f - 5*f, 7*q = 5*f + 15 for q.

0

Solve 0 = 3*d + 9*h - 14*h - 15, -d + 2*h + 5 = 0 for d.

5

Solve -3*x = -2*h + 10, -x = x for h.

5

Solve -5*y - 1 = 4*x + 10, 0 = 2*x + y + 7 for x.

-4

Solve g + 1 = -185*t + 190*t, -3*g = -4*t - 8 for g.

4

Solve 6*l = -2*y - 8, y = -2*l - 2*y + 2 for l.

-2

Solve 5*h - 30 = 3*o, -5*o + 0*o = 25 for h.

3

Solve 0 = 5*a - 2*h + 23, -2*a + 5*h = 3 + 23 for a.

-3