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Y=x 8x+2y=70 How do you solve this
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Y=x
8x+2y=70
How do you solve this

User Weekens
by
3.5k points

2 Answers

2 votes
is Y=x you would change 2y to 2x

you would combine 8x+2x=10x

You are now left with 10x=70

Now you would divide 10 from both sides to get x=7
User Or Betzalel
by
3.6k points
1 vote
first you subtract 8x to both sides so you get
2y=-8x+ 70
then you divide 2 with everything to get y by itself
-4x+35=y
User AridTag
by
3.5k points
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