77.2k views
4 votes
-28 = 2x + 8 - 5x
solve for x.
PLEASE

User Seriously
by
8.1k points

2 Answers

5 votes

Answer:

x=12

Explanation:

-28=2x+8-5x

-28=-3x+8

Add 3x on both sides:

3x-28=-3x+8+3x

3x-28=8

Add 28 on both sides:

3x-28+28=8+28

3x=36

Divide 3 on both sides:

3x/3=36/3

x=12

User Mehdi Raash
by
7.6k points
3 votes

Hi ;-)


-28=2x+8-5x\\\\2x+8-5x=-28\\\\2x-5x=-28-8\\\\-3x=-36 \ \ /:(-3)\\\\\huge\boxed{x=12}

User Radu Chiriac
by
7.8k points

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