Solve the following system of equations using the substitution method. ​ ​ x=2y 2x+5y=9 ​ x=

Question

Solve the following system of equations using the substitution method.

​ x=2y
2x+5y=9

x=
and
​ y=

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Isabella 3 weeks 2021-11-20T17:21:23+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-11-20T17:22:24+00:00

    Answer:

    9, -2

    Step-by-step explanation:

    right on edg 2020

    0
    2021-11-20T17:23:08+00:00

    x=2y
    2x+5y=9

    substitute the x=2y into the second equation
    2(2y)+5y=9
    multiple the 2y by 2. 4y+5y=9
    combine like terms. 9y=9
    divide the 9 out from both sides. y=1
    plug the y back into the first equation
    x=2(1)
    multiply. x=2

    your answer is: x=2
    y=1

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