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I need helping solving this

I need helping solving this-example-1
User Jacky Lee
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1 Answer

20 votes
20 votes

Answer: x= 5

Step-by-step explanation:

Plug the second equation into the first equation’s y.
3x-2(-2x+7)=21

Then use distribution

3x+4x-14=21

Add 4x and 3x

7x-14=21

Then add 14 to both sides

7x=35

Divide by 7 to get x

35/7=5

x=5

User MinuteMed
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