A

9000024105

Level: 
A
Identify the optimal first step to solve the following equation. The operation is intended to be used on both sides of the equation. 4+xx+1=x3x+2
multiply by (x+2)(x+1), assuming x2 and x1
multiply by (4+x)(x3), assuming x4 and x3
multiply by (4+x)(x+1), assuming x4 and x1
multiply by (x3)(x+2), assuming x3 and x2
multiply by (x3), assuming x3
multiply by (4+x), assuming x4