ahsiamiller ahsiamiller

29-08-2014
Mathematics

Answered

How do i solve this by using substitution?

y=4x-9
y=x-3

Answer :

TaylorBayley TaylorBayley

29-08-2014

y=4x-9
y=x-3

(x-3)=4x-9 -- add 9 to both sides and subtract x from both sides
3x=6
x=2

y=2-3
y=-1

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