Asked by unknown

if x-3y=8 and y=2x+1, then x= ???
Answered by DrBob222
Substitute 2x+1 into equation 1 for y and solvee for x.
Answered by unknown
huh??
Answered by ~christina~
x-3(2x+1)=?
since y=2x+1
Answered by unknown
x-3y=8 and y=2x+1, then x= ???

Answered by ~christina~
x-3(2x+1)=??

you have to solve it by multiplying the 3 over and then just adding the x's and the #'s without the x's

Nobody's going to give you all the answers.
Answered by unknown
im not asking for da answer I juss don't know how to do it.... im confused....

so i multiply the 3&1 ( right??)
then i add the #'s with x's... 1x + 2x which is 3x^2.... see i don't know wat im doing.... becasue the multiply choices are single digits or fractions....
Answered by ~christina~
well
x-3(2x+1)=

multiply the -3 and the 2x+1
then add
Answered by unknown
thank u..... & sorry if i was rude... i was just confused...
Answered by Marie
if x-3y=8 and y=2x+1, then x=
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