osalineas12 osalineas12
  • 25-09-2020
  • Mathematics
contestada

Need help on this question please

Need help on this question please class=

Respuesta :

Sydnet
Sydnet Sydnet
  • 25-09-2020

Answer:

x=45

y= 9

Step-by-step explanation:

3x-18+x+18=180

4x=180

4x=45

x= 45

fill in 3(45)-18 = 117

117+7y=180

7y= 63

y= 9

if you need to me explain the steps I can explain in comments

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