Algebra 1

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After 5 lessons of French, you have learned 20 vocab words. After 10 lessons, you know 40 vocab words. Write an equation
that gives the number of vocabulary words you know as a function of the number of the lessons you have had.
Label variables.

So, 5x+20
Isn't it?

Somebody prove me right/wrong.
Thank you.

  • Algebra 1 -

    u r right

  • Algebra 1 -

    number words=4*lessons

  • Algebra 1 -

    The complete equation is:

    5x + 10x = 20 + 40
    15x = 60
    x = 60/15
    x = ?

  • Algebra 1 -

    4!!

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