Question

If 3x - (7 - x) = 29, find the value of 6x.Hint:Rewrite 3x - 17 - x) as3x + -17 - x)and then use the Distributive Property to simplify.

Answer 1

Given:

3x-(7-x)=29

Find the value of 6x

`3x-(7-x)=29`
`3x-7+x=29`
`4x-7=29`
`4x=29+7`
`4x=36`
`x=(36)/(4)`
`x=9`
`6x=6*9`
`6x=54`