The first part to question 8 is 2.25 and the answer to part b is 12
Answer:
The original cost is $350
Step-by-step explanation:
Let's assume
original cost of computer is x
There is a 10% off sale on laptop computers
So, amount saved is

now, we are given
someone saves $35 on a laptop
so, we can set them equal
and then we can solve for x

we can divide both sides by 0.10
and we get

So,
The original cost is $350
Answer:
x= 5.5, y=6
Step-by-step explanation:
multiply by 2
right on edge
Answer:
first one yes
Step-by-step explanation:
second one its
39x+10=180