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X-(4x-7)=5x-(x+21) This is for my math class on homework

X-(4x-7)=5x-(x+21) This is for my math class on homework
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1 vote
X-(4x-7)=5x-(x+21)
This is for my math class on homework

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User Darw
by
8.0k points

1 Answer

4 votes
x-(4x-7)=5x-(x+21)
x-4x+7=5x-x-21
-3x+7=4x-21
-7 -7
-3x=4x-28
-4x -4x
-7x=-28
/-7 /-7
x=4
answered
User Seungjun
by
7.3k points
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