SOLUTION: if x= 7 what is the value of x-4 if y=3 what is the value of 8y if x=7 what is the value of 3x-4 if x=7 and y=3 what is the value of 2x-7y

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Question 1024093: if x= 7 what is the value of x-4
if y=3 what is the value of 8y
if x=7 what is the value of 3x-4
if x=7 and y=3 what is the value of 2x-7y
2
if x=7 and y=3 what is the value of 4y-X

Answer by Cromlix(4381)   (Show Source): You can put this solution on YOUR website!
Hi there,
if x= 7 what is the value of x-4
7 - 4
=3
if y=3 what is the value of 8y
8 x 3
= 24
if x=7 what is the value of 3x-4
(3 x 7) - 4
= 17
if x=7 and y=3 what is the value of 2x-7y
(2 x 7) -(7 x 3)
= - 7
if x=7 and y=3 what is the value of 4y-X
(4 x 7) - 3
= 25
Hope this helps :-)

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