solve the system of the equations 2x + 3y = 40 and -2x + 2y = 20.
algebra hw please help solve i need this answer . thanks!!
2x + 3y = 40
+(-2x + 2y = 20)
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5y = 60
y = 12
2x + 3y = 40
2x + 3(12) = 40
2x + 36 = 40
2x = 4
x = 2
x = 2, y = 12