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3x+2y=138+2
The opposite of -2 is 2.
3x+2y=140
Add 138 and 2 to get 140.
3x=140-2y
Subtract 2y from both sides.
\frac{3x}{3}=\frac{140-2y}{3}
Divide both sides by 3.
x=\frac{140-2y}{3}
Dividing by 3 undoes the multiplication by 3.
3x+2y=138+2
The opposite of -2 is 2.
3x+2y=140
Add 138 and 2 to get 140.
2y=140-3x
Subtract 3x from both sides.
\frac{2y}{2}=\frac{140-3x}{2}
Divide both sides by 2.
y=\frac{140-3x}{2}
Dividing by 2 undoes the multiplication by 2.
y=-\frac{3x}{2}+70
Divide 140-3x by 2.