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Can anyone answer 12+5x-18x+9 please show work
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Can anyone answer 12+5x-18x+9 please show work

User Shogg
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2 Answers

5 votes
12 -13x +9=0
-13x=-12-9
-13x=-21
13x=21
X=21/13
User Gadolin
by
5.5k points
8 votes

Answer:

-13x + 21

Explanation:

12+5x-18x+9

Like terms: 5x, -18x and 12, 9

Add like terms: 5x + -18x = -13x, 12 + 9 = 21

12 + 5x - 18x + 9 = -13x + 21

I hope this helps :D

User Safayet Ahmed
by
4.5k points
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