Answer:
You can do these "in your head" like this:
50 dimes would be $5.00
Each quarter adds 15 cents.
10.25 - 55.00 = $5.25 added
Step-by-step explanation:
525/15 = 35 quarters
--> 15 dimes
==========================
or,
d + q = 50
10d + 25q = 1025
etc
There are no solutions to the given system of equations.
Hope this helps.
Answer:
Step-by-step explanation:
Plug (-1,5) into the equation y = 2x+7
5 = 2(-1)+7
5 = -2+7
5 = 5
The equation holds true, so (-1,5) is a solution to y = 2x+7
Answer: This is very late but but for helping other people in the future, the answer is 33. I took the test and it's correct. Here is a screenshot:
Step-by-step explanation:
3 1/2 x 2/11 divided by 2 1/2 x 11 = 7/6
7/6 — answer
