Solve 3 = -4*y + 7*y, x - 6 = -4*y for x.

2

Solve 15 = -3*k + 10*t - 8*t, -12 = 5*k + t for k.

-3

Solve 5*f + 4*m = 0, -6*m + m = -4*f for f.

0

Solve 5*f - 4*v - 15 = -2*v, v = 0 for f.

3

Solve 0 = 2*h + 10, 2*i - 2*h - 9 = i for i.

-1

Solve -3*z + 2 = 3*r - 1, 3*z - 7 = -5*r for r.

2

Solve -9 = -o - 12, -o + 15 = -3*a for a.

-6

Solve -3*f = 5*g + 11, -52 = -4*f - 4*g - 56 for f.

3

Solve -3*x = 4*j - 17, -2*x = -2*j + 2*x - 8 for j.

2

Solve 18*t + 3 = 5*k + 17*t, 5*k + 4*t = 13 for k.

1