alejandraibar alejandraibar
  • 06-03-2020
  • Mathematics
contestada

What is the value of x

What is the value of x class=

Respuesta :

vanessaealvarez
vanessaealvarez vanessaealvarez
  • 08-03-2020

Answer:

answer: 20

Step-by-step explanation:

(3x+11)+(5x+9)=180 <--- given

8x+20=180  <----- combine like terms

8x=160 <----- subtraction prop. of equality

x=20  <----- division prop. of equality

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