Question 7 of 10 VA In order to solve the following system of equations by addition, which of the following could you do b

Question

Question 7 of 10
VA
In order to solve the following system of equations by addition, which of the
following could you do before adding the equations so that one variable will
be eliminated when you add them?
4x – 2y=7
3x – 3y = 15

in progress 0
Ngọc Khuê 3 weeks 2021-08-22T18:58:38+00:00 1 Answers 0 views 0

Answers ( )

    0
    2021-08-22T19:00:08+00:00

    the answer is Subtraction

Leave an answer

Browse

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