Ask a question

What's the value of x?

r = kx - 4x

1 Answer by Expert Tutors

Tutors, sign in to answer this question.
Jonathan C. | Enthusiastic and Flexible Tutor Who Loves Seeing Others Learn.Enthusiastic and Flexible Tutor Who Love...
4.0 4.0 (2 lesson ratings) (2)
x depends on what you choose k and r to be.  First, factor the right side, then divide:
    r = kx - 4x
    r = x(k-4)
    r / (k-4) = x
Make sure in your solution to include that k is not ever equal to 4.  This causes a disaster.