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How do I solve this problem
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How do I solve this problem

How do I solve this problem-example-1
User Aaron Vanston
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1 Answer

4 votes
-2(5x+y)=9
10x-7y=-18

-10x-2y=-18 10 x cancel
10x-7y=-18

-9y=-36
y=4

5x+y=9
plug in y and get x and done

5x+4=9
x=1


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