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Help plz someone give me an answer

Help plz someone give me an answer-example-1

1 Answer

2 votes
Greetings!

"Solve for x:
7x-4+x=12"...

Add like terms.

8x-4=12
Add 4 to both sides.

(8x-4)+4=(12)+4
Simplify.

8x=16
Divide both sides by 8.

(8x)/8=(16)/8
Simplify.

x=2

The variable is equal to 2.

Hope this helps.
-Benjamin
User Jonline
by
7.3k points