SOLUTION: given the equation 2x + 3y =270
solve for y if x = 15
solve for x if y = 15
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Question 218945: given the equation 2x + 3y =270
solve for y if x = 15
solve for x if y = 15
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
2x+3y=270
2(15)+3y=270
3y=240
y=80
-------------
2x+3(15)=270
2x+45=270
2x=225
x=112.5
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