dankydrama dankydrama

20-07-2020
Mathematics

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use the substitution method to solve the system of equations. Choose the correct ordered pair y=3x 2x+3y=55

Respuesta :

vdveeniris vdveeniris

22-07-2020

Answer:

(x,y) = (5,15)

Step-by-step explanation:

y = 3x

2x + 3y = 55

2x + 3(3x) = 55

2x + 9x = 55

11x = 55

x = 5

y = 3(5)

y = 15

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