Solve -2*a + 5*a + 7 = 2*h, -5*h - 986 + 996 = 0 for a.

-1

Solve 508*o = 504*o - 5*j - 6, 5*j = -10 for o.

1

Solve h - 29 = -4*z, z + 2783*h = 2780*h + 10 for z.

7

Solve 3*f - 33 = 2*s - 2*f, 6*f + 72 = 21*f - 3 for s.

-4

Solve -4 = i - u, -8*i = u + 43479 - 43429 for i.

-6

Solve -15*w + 14*w = 4*b + 4*w + 41, -5*b = -w + 15 for b.

-4

Solve -900*z + 862*z + 5*g + 122 = 0, -z - g = -10 for z.

4

Solve -3*g + 30 = -i, -1074*i = -27*g - 1079*i + 60 for g.

5

Solve -s = 3*r - 27, 1114*s - 4*r + 26 = 1115*s for s.

30

Solve 5*a = -4*g - 76 + 69, -2*g - 13*a = 35 for g.

2