Solve the system of equations.{(x,+,4y,=,-2),(-2x,+12y,=,9):}

Trent Carpenter

Trent Carpenter

Answered question

2021-02-19

Solve the system of equations. {x+4y=22x+12y=9

Answer & Explanation

dieseisB

dieseisB

Skilled2021-02-20Added 85 answers

{x+4y=22x+12y=9

Multiply equation (1) by 2 {2x+8y=42x+12y=9

Add (1) and (2) 20y=14y=1420y=710

Subtitute y=710 into equation (1)

x=24yx=22810x=2145x=245

Thus, the answer is (245,710)

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