sonie28 sonie28

01-07-2020
Mathematics

contestada

What is the measure of env (5x+57)degrees

Respuesta :

jeannie777 jeannie777

01-07-2020

Answer:

D) 132°

Step-by-step explanation:

8x+12=5x+57 subtract 5x from both sides

3x+12=57 subtract 12 from both sides

3x= 45 divide by 3 from both sides

X=15

5(15)+57=132°

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