Katelynrocksone Katelynrocksone

27-05-2021
Mathematics

contestada

HELP PLEASEEEEEEE
Suppose x = 7 is a solution to the equation 4x – 2(x + a) = 8.
Find the value of a that makes the equation true.
-25
2
3
6

Respuesta :

johngolden18 johngolden18

27-05-2021

=> 4(7)–2(7+a)=8

=>28–14–2a=8

=>14–2a=8

=>-2a=8–14

=>-2a=-6

=>a=3

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