hills4655 hills4655

12-03-2021
Mathematics

contestada

Please help? this is really hard

Please help this is really hard class=

Respuesta :

joleeann3 joleeann3

12-03-2021

Answer:

x=12

Step-by-step explanation:

90-35=55

so 4x+7 needs to equal 55

4x+7=55

subtract 7 from both sides of the equation

4x+7-7=55-7

4x=48

divide 4 on both sides of the equation

4x/4x=48/4x

x=12

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