Question

Solve the system of equations given below.
y - 15 = 3
-2.1 + 5y = -3

Answer 1

1) y=18

2)y=-0.18

Explanation:

1) y-15=3. Add 15 on both sides.

y=18

2)-2.1+5y=-3. Add 2.1 on both sides

5y=-0.9. Divide 5 on both sides

y=-0.18