y= 2x x+y=12 What is this answer? How do you solve it?

Question

y= 2x
x+y=12
What is this answer? How do you solve it?

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Adalynn 3 months 2022-02-17T20:26:51+00:00 2 Answers 0 views 0

Answers ( )

    0
    2022-02-17T20:27:53+00:00

    X+2x=12

    3x=12
    X=12/3
    X=4

    Y=2*4 =8

    0
    2022-02-17T20:28:33+00:00

    Answer:

    y=2(1)

    x+y=12

    y=12-x

    y=12-1

    y=11

    Step-by-step explanation:

    y=2(1)

    y=2

    y=2(2)

    y=4

    x+y=12

    y=12-x

    y=12-1

    y=11

    1+11=12

    y=12-2

    y=10

    2+10=12

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45:7+7-4:2-5:5*4+35:2 =? ( )