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Solve using substitution y=3x+2, y=7x-6
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4 votes
Solve using substitution y=3x+2, y=7x-6

User Onik IV
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2 Answers

3 votes
The answers are. Y=-0.6 , Y= 6/7
User Sachin Soma
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7.5k points
3 votes

Answer:

x=2, y=8 or (2, 8)

Explanation:

y=3x+2

y=7x-6

substitute y=7x-6 into y=3x+2

7x-6=3x+2

4x=8

x=2

then plug 2 into either one

y=7(2)-6

y=8

Check answers

8=3(2) + 2 | correct

8 =7(2)-6 | correct

User Mah
by
7.9k points
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