elizbethsandoval1818 elizbethsandoval1818

07-01-2020
Mathematics

contestada

How do you solve 2x+(7x+9)=90

Respuesta :

josshyaby josshyaby

07-01-2020

Answer:

Step-by-step explanation:

2x+(7x+9)=90

2x +7x + 9 = 90

9x = 90 -9

9x = 81

x = 81/9

x = 9

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