using substitution to solve the system

Algebra
Tutor: None Selected Time limit: 1 Day

use substitution to solve the system

4x+5y=33

x=2y-8

Jun 8th, 2015

second equation: 4x=8y-32

thus 4x+5y-4x=33-8y+32

13y=65, y=5

thus x=2, y=5

ca you just best me for once please 


Jun 8th, 2015

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