GIVE ME THE CORRECT ANSWER I THANK, GIVE 5 STARS, AND GIVE BRAINLIEST!!!! System of equations Solve by substitution:

Question

GIVE ME THE CORRECT ANSWER I THANK, GIVE 5 STARS, AND GIVE BRAINLIEST!!!!

System of equations
Solve by substitution:

y = x + 7

2x + y = -5

Group of answer choices

(4 , -3)

(4 , 3)

(-4 , 3)

(-4, -3)

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Eirian 5 months 2021-08-19T19:26:14+00:00 1 Answers 0 views 0

Answers ( )

    0
    2021-08-19T19:27:42+00:00

    Answer:

    C: (-4,3)

    Step-by-step explanation:

    2x+x+7=-5

    3x+7=-5

    3x=-12

    x=-4

    y=-4+7

    y=3

    (-4,3)

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )