Leeshababy14
contestada

Help!!!!!!!! someone give me the correct answer to this question.
I will mark you brainliest for the correct answer.

This is a big test.

Please help!!!

Help someone give me the correct answer to this question I will mark you brainliest for the correct answer This is a big test Please help class=

Respuesta :

aminerassam

Answer:

20

Steps:

x + (x+5) + (7x-5) = 180

x + x + 5 + 7x - 5 = 180

2x + 5 + 7x - 5 = 180

9x + 5 - 5 = 180

9x = 180

x = 180/9

x = 20

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