Use substitution to solve the system.

y =2x - 4
5x+2y =1

x=
y=

Question

23-08-2017
Mathematics

contestada

Use substitution to solve the system.

y =2x - 4
5x+2y =1

x=
y=

Respuesta :

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choixongdong choixongdong · Answer 1 · 2017-08-23T22:08:46+02:00

choixongdong choixongdong

23-08-2017

y =2x - 4
5x+2y =1

substitute y =2x - 4 into 5x+2y =1
5x+2y =1
5x+2(2x - 4) =1
5x + 4x - 8 = 1
9x = 9
x = 1
y =2x - 4 = 2(1) - 4 = -2

answer
x = 1 and y = -2

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Use substitution to solve the system.y =2x - 45x+2y =1x=y=

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Otras preguntas

Use substitution to solve the system.

y =2x - 4
5x+2y =1

x=
y=