Answer:

Step-by-step explanation:
First, we will sum

and

Then, from that sum, we will SUBTRACT 
First, lets take the sum by combining like terms:

Now, lets do the subtraction:

This is the answer.
Answer: 0.0993
Step-by-step explanation:
Since the jar contains 18 red marbles and 38 blue marbles, the total marbles will be:
= 18 marbles + 38 marbles
= 56 marbles
When 2 marbles are pull out at random at the same time, the probability that both are red will be:
= (18/56) × (17/55)
= 0.3214 × 0.3091
= 0.0993
I think u would do $4.50-$3.25=x x =$1.25
Answer:
(-2,-5)
Step-by-step explanation:
you simply move five units to the left, since you are not going up and down, they Y axis stays the same. The X axis is the one you count.