3 years ago

Systems of equation substitution 2x+4y=24 x=4y

Mathematics

1 answer:

antoniya [11.8K]3 years ago

5 0

Answer:

(x, y) = (8, 2)

Step-by-step explanation:

substitute x = 4y into the other equation

2(4y) + 4y = 24

8y + 4y = 24

12y = 24 ( divide both sides by 12 )

y = 2

substitute y = 2 into x = 4y

x = 4 × 2 = 8

solution is (8, 2 )

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3 years ago

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3 years ago

Sarah's age is five less than twice her sister's age. Sarah is fifteen years old.

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4 years ago

Read 2 more answers

Please help...this question is overdue because i cant figure out how to put it into form ANSWER CORRECTLY PLEASE

Ksenya-84 [330]

18.3 simplified 7.3.

or i could just be 7

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3 years ago