herbertiman herbertiman

07-01-2021
Mathematics

contestada

Solve by substitution
y = - x + 5
y = 2x – 4
HELP PLEASE !!!!!!!!

Respuesta :

CSMedrano CSMedrano

07-01-2021

Answer:

x=3

y=2

Step-by-step explanation:

[tex]y=-x+5\\\\y=2x-4\\\\[/tex]

we substitute 1 in 2

[tex]-x+5=2x-4\\\\-x-2x=-4-5\\\\-3x=-9\\\\x=3[/tex]

and now find y

[tex]y=-x+5\\\\y=-3+5\\\\y=2[/tex]

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