vladalexaapp vladalexaapp

09-12-2020
Mathematics

contestada

Solve the following system of equations.
y = 12 - 5x
2x + 3y = 11

Respuesta :

meowmeow223334 meowmeow223334

09-12-2020

Use substitution
2x + 3(12 - 5x) = 11
Distributive property
2x + 36 - 15x = 11
Combine like terms
-13x + 36 = 11
Subtract 36
-13x = -25
x = 25/13
y = 12 - 5(25/13)
y = 31/13
Solution: x = 25/13, y = 31/13

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