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Elanso [62]
2 years ago
9

Simplify:

Mathematics
2 answers:
OlgaM077 [116]2 years ago
8 0
   4x + 5                          5x                     4x + 5 - 5x                 -x + 5
----------------     -      ----------------     =     ------------------   =  -------------------
6x^2 - x - 12             6x^2 - x - 12            6x^2 - x - 12           6x^2 - x - 12

galina1969 [7]2 years ago
4 0

Answer:

\frac{-x+5}{6x^2-x-12}}

Step-by-step explanation:

\frac{4x+5}{6x^2-x-12} - \frac{5x}{6x^2-x-12}

To subtract fractions the denomintors should be same

Here the denominator are same

so we combine the numerators and put denominator only once

\frac{4x+5-5x}{6x^2-x-12}}

Combine like terms

\frac{-x+5}{6x^2-x-12}}

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3 years ago
What is the value of the x variable in the solution to the following system of equations?
defon

ANSWER

The correct answer is C x=3.



<u>EXPLANATION</u>


We have

4x+2y=12---(1)


and


x-y=3---(2).


We solve the two equation simultaneously by elimination method. We need to be smart and eliminate y, since we are looking for x.



We first multiply equation (2) by 2

2x-2y=6---(3).


We add equation (3) and (1).


\Rightarrow 6x=18.

Dividing through by 6 gives

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