Math  /  Algebra

Question4 Fill in the Blank 1 point Simplify the expression by filling in the blank. 5xy20y+x+y20y\frac{5 x-y}{20 y}+\frac{x+y}{20 y} type your answer... / type your answer...

Studdy Solution

STEP 1

What is this asking? We've got two fractions with the *same denominator*, and we need to add them together and simplify the result! Watch out! Don't forget that when adding fractions with the same denominator, we only add the *numerators*!
The denominator stays the same.
Also, make sure to simplify the final fraction as much as possible.

STEP 2

1. Combine the fractions
2. Simplify the numerator
3. Simplify the fraction

STEP 3

Alright, since our fractions have the *same denominator*, we can add them directly!
Remember, we add the numerators and keep the denominator the same.

STEP 4

So, we have 5xy20y+x+y20y\frac{5x - y}{20y} + \frac{x + y}{20y}.
Let's add those numerators!

STEP 5

That gives us: (5xy)+(x+y)20y \frac{(5x - y) + (x + y)}{20y}

STEP 6

Now, let's clean up that numerator!
We have (5xy)+(x+y)(5x - y) + (x + y).

STEP 7

First, let's remove the parentheses: 5xy+x+y5x - y + x + y.

STEP 8

Notice we have a y-y and a +y +y.
Adding those together gives us zero!
So, they add to zero and effectively disappear!

STEP 9

That leaves us with 5x+x5x + x, which simplifies to 6x6x.
Awesome!

STEP 10

Now, our fraction looks like this: 6x20y\frac{6x}{20y}.

STEP 11

We can simplify this further!
Notice that both 66 and 2020 are divisible by 22.

STEP 12

Dividing both the numerator and the denominator by 22 gives us: 6x÷220y÷2=3x10y \frac{6x \div 2}{20y \div 2} = \frac{3x}{10y}

STEP 13

Our final simplified fraction is 3x10y\frac{3x}{10y}!
So, the answer is 3x3x / 10y10y.

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