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-2z-xy=x+7 for x show work please
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4 votes
-2z-xy=x+7 for x show work please

User Anasanjaria
by
7.9k points

1 Answer

3 votes
remember we can do anything to an equation as long as you do it to both sides

add xy to both sides
-2z=x+xy+7
minus 7 both sides
-2z-7=x+xy
undistribute x
-2z-7=x(1+y)
divide both sides by (1+y)

(-2z-7)/(1+y)=x

x=(-2z-7)/(y+1)
User Sherbrow
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7.5k points
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