Answer:
x=-5
Step-by-step explanation:
10x + 15 = 5x-10
-5x -5x
5x+15 = -10
-15 -15
5x = -25
/5 /5
x = -5
Answer:
55
Step-by-step explanation:
So start with the total 1,000
then take the 1,000 and minus it by the 450 year so then you can see how much money you have left for the times that she can go to the gym to play.
1,000 - 450 = 550
Now you 550 dollars because basic math. Then you divide the number you got which the number you got was 550 so 550÷10 you divide it by 10 because the rent is 10 each time.
550 ÷ 10 = <u>55</u>
Now you get 55 so that means she can got to the gym 55 times before she goes over 1,000 dollars!
Hoped this helped. Don't forget a middle school person did this so I bet you could have too!
A) The first one equals to 5
Step by step:
Change all denominators to 28, what you do to the bottom you do to the top.
After adding simplify.
Answer:
(1/3)⁷
Step-by-step explanation:
negative exponents work like this:
x⁻²=(1/x)²
Apply this theory to this equation:
3⁻⁷=
(1/3)⁷