Solve: {(5x,-,4y,=,-5),(3x,+,y,=,14):}

Rivka Thorpe

Rivka Thorpe

Answered question

2020-11-22

Solve: {5x4y=53x+y=14

Answer & Explanation

diskusje5

diskusje5

Skilled2020-11-23Added 82 answers

{5x4y=53x+y=14

Multiply equation (2) by 4 {5x4y=512x+4y=56

Add (1) and (2):

17x = 51

x = 3

Substitute it in equation (1)

y=143×3y=149y=5

We have (3, 5)

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