littlebopmorton littlebopmorton
  • 10-01-2020
  • Mathematics
contestada

Solve the equation 2x + (7x + 9) =90 to find the value of x.

Respuesta :

PhilipSam
PhilipSam PhilipSam
  • 10-01-2020

Answer:

x=9

Step-by-step explanation:

2x+(7x+9)=90

2x+7x+9=90

9x+9=90

9x=81

x=9

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