talscriv talscriv

26-11-2020
Mathematics

contestada

Substitution method
3x+2y=15
y=6x

Respuesta :

meowmeow223334 meowmeow223334

26-11-2020

Plug in 6x for y (first equation)
3x + 2(6x) = 15
3x + 12x = 15
15x = 15
X = 1

Answer Link

sonixsensation sonixsensation

26-11-2020

Answer:

x = 1

Step-by-step explanation:

3x +2y = 15

y = 6x

Substitute y for 6x in 3x +2y = 15!

3x + 2(6x) = 15

3x + 12x = 15

Combine like terms

15x = 15

Divide both sides by 15

15x = 15

x = 1

Brainliest is much appreciated!

Answer Link

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