For this case we have that by definition:

So:

We apply distributive property that states that:

In addition, we take into account that:


Answer:

Option B
Answer:
it is a
Step-by-step explanation:
Answer:
The speed was 
Step-by-step explanation:
we know that
The speed is equal to divide the distance by the time
Let
s------> the speed in miles per hour
d ----> the distance in miles
t ----> is the time in hours
we know that

we have


substitute


Answer: y=3/4x+3/2
Step-by-step explanation:
Let's solve for y.
3x−4y+6=0
Step 1: Add -3x to both sides.
3x−4y+6+−3x=0+−3x
−4y+6=−3x
Step 2: Add -6 to both sides.
−4y+6+−6=−3x+−6
−4y=−3x−6
Step 3: Divide both sides by -4.
−4y/−4= −3x−6/−4
y=3/4x+3/2