Mathematics: Which of the following can be added without altering any of the fractions? a. 3x/x-1 + 8/x-1 b. 6x+1/4x-8 + 1/4x+1 c. 6x/x+6 + 6x/x-6 d. 6x/x-7 + x-7/6x

(A) : y=2x+6(B) : y=-2x+8(C) : y=3x+4(D) : y=Step-by-step explanation:...

Which of the following can be added without altering

mroueh21

07.05.2021

Step-by-step explanation:

$\frac{3x}{x-1}$ + $\frac{8}{x-1}$

These fractions have a common denominator and so do not require to be altered.

The numerators can be added to simplify, that is

= $\frac{3x+8}{x-1}$

The remaining fractions have different denominators and would require to be altered before they could be added.

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pineappledogpie1608

04.11.2022

(A) : y=2x+6

(B) : y=-2x+8

(D) : y= $-\frac{1}{2} x+6$

Step-by-step explanation:

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