Answer:

Step-by-step explanation:
We have the expression:

The first thing we want to do, is to have the same denominator in both equations, then we need to multiply the first term by (2/2), so the denominator becomes 4*x
We will get:

Now we can directly add the terms to get:

We can't simplify this anymore
Answer:
Step-by-step explanation:
Two Angles are Supplementary when they add up to 180 degrees. They don't have to be next to each other, just so long as the total is 180 degrees. Examples: • 60° and 120° are supplementary angles.
Answer:
9/20
Step-by-step explanation:
45%=45/100
hope this helps
We are given
Number of person took cards =3
Average number of cards taken = 11 per person
so, we can find total number of cards
Total number of cards= (average number of cards)*(number of persons)
Total number of cards is


Fernando took 10
so,
Fernando card +other two cards =33
10 +other two cards =33
Other two cards =23..............Answer
density= mass/volume
mass= densiy x volume
mass= 6.3 g/mm^3 x 30mm^3= 189 g