Step-by-step explanation:



Hence
You have to put:

And

Which results in:

And

The solution is:

The above equation equals -27
I am not too sure what the question is, but If she has a job that pays her $7.50/h she would have $2.50 extra to spend. That would be $20 of spending money she would make after a eight hour work day. Leaving her with a extra $40 she would deposit into her savings account after each day.
Answer:
(-5/2,13/2)
Step-by-step explanation:
U add the x values and divide by two. U do same to the y values
(-2+(-3))/2. (6+7)/2
-5/2., 13/2
Answer:
1360
Step-by-step explanation:
First, you do all the operations inside the parenthesis, and then you multiply the two. Also, remember the order of operations. Multiplication always comes before addition and subtraction.
(2.5x10-8)(9x10-10)
(25 - 8)(90 - 10)
(17)(80) = 17x80 = 1360