Asked by Zi

5(x+4)+2x=6-4(2x+3)+7

The answer my calculator gives is -19/15.
How did they get that?
Answered by bobpursley
5x+20+2x=6-8x-12+7
add 8x to both sides
15x+20=1
15x=-19
divide by 15
Answered by Zi
after i add 8x though
i'm left with
13x+20+10x=6-12+7
Answered by Zi
Does anyone know?
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