Solve the following systems by the addition method 4x - y =3 2x+3y = 18

asked Dec 9, 2018 168k views

3 votes

Solve the following systems by the addition method

4x - y =3
2x+3y = 18

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hello :
4x - y =3........ ×3
2x+3y = 18
I'have : 12x-3y = 9
2x +3y = 18
by the addition method : 14 x =27
x = 27/14
4(27/14)-y = 3
y = 33/7

Magnus Heino answered Dec 14, 2018

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