mystery9118 mystery9118

06-06-2022
Mathematics

contestada

Find the solution to the system of equations by
using
substitution.
y = -2x + 13
4x + 8y = 20

Respuesta :

carloskaiser carloskaiser

06-06-2022

Answer:

the solution is (7,-1)

Step-by-step explanation:

if you dont trust your boy look below

4x + 8(-2x+13)=20

4x -16x + 104 = 20

-12x + 104 *-104* = 20 -104

-12x/-12 = -84/-12

x = 7

y = -2(7) + 13

y = -14 + 13

y = -1

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