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3x-12 and x-4 Identify weather the expression is equivalent. Writhe YES or NO and JUSTIFY your answer with math or words

User Jnd
by
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1 Answer

5 votes

Answer:

x=4 so both the answer is 0

Explanation:

3x-12=x-4

3x-x=-4+12

2x=8

2x÷2=8÷2

x=4

so

3x-12=4-x

3×4-12=4-4

12-12=4-4

0=0

User Brucek
by
4.8k points