Please, solve the system of equations: {(5x,+,y,=,14),(2x,+,y,=,5):}

Please, solve the system of equations: {(5x,+,y,=,14),(2x,+,y,=,5):}

Question
Systems of equations
asked 2021-01-19
Please, solve the system of equations: {(5x,+,y,=,14),(2x,+,y,=,5):}

Answers (1)

2021-01-20

{(5x,+,y,=,14),(2x,+,y,=,5):} Subtract equation (1) from equation (2): 3x = 9 Find the x: x = 9/3 x = 3 Substitute x =3 into equation (1) and solve for y: 5 xx 3 + y = 14 15 + y = 14 y = 14 – 15 y = -1 So we have (3,-1) image

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