Algebra1

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if x-3y=8 and y=2x+1, then x= ???

  • Algebra1 -

    Substitute 2x+1 into equation 1 for y and solvee for x.

  • Algebra1 -

    huh??

  • Algebra1 -

    x-3(2x+1)=?
    since y=2x+1

  • Algebra1 -

    x-3y=8 and y=2x+1, then x= ???

  • Algebra1 -

    if x-3y=8 and y=2x+1, then x=

  • Algebra1 -

    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.

  • Algebra1 -

    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....

  • Algebra1 -

    well
    x-3(2x+1)=

    multiply the -3 and the 2x+1
    then add

  • Algebra1 -

    thank u..... & sorry if i was rude... i was just confused...

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