aleandramunio aleandramunio

28-04-2021
Mathematics

contestada

I need help please.

I need help please class=

Respuesta :

sahanak sahanak

28-04-2021

Answer:

x=33

Step-by-step explanation:

1) write the equation: 180=90+(x+15)+(x+9)

2) subtract 90 on both sides and add x+15 and x+9 together: 90=2x+24

3) subtract 24 from both sides: 66=2x

4) divide both sides by 2: x=33

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