Question

6. Which of the following can be added without altering any of the fractions?3x-72x+8+2x221+ ²/xO4x+22x-30++6-2x2x+8x4x+23-2x

Answer 1

To add two or more fractions without altering any of those fractions, all the fractions needs to have the same denominator.

For the given options the next one has fractions with the same denominator, then they can be added without change any fraction:

`(3x-7)/(2x+8)+(6-2x)/(2x+8)`Answer; First choice