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You must use the substitution method. 3x+2y=11 y=5x-1
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4 votes
You must use the substitution method. 3x+2y=11
y=5x-1

User Frozen
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1 Answer

6 votes
plug in y=5x-1 for y in 3x+2y=11

3x+2(5x-1)=11
3x+10x-2=11
13x=13
x=1

plug x=1 to y=5x-1 to find y

y=5(1)-1
y=5-1
y=4

ANSWER: x=1 and y=4 which is (1,4) as an ordered pair
User Here
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