Answer:
x = (cy+b)/a
Step-by-step explanation:
ax-b=cy
Add b to each side
ax-b+b=cy+b
ax = cy +b
Divide each side by a
ax/a = (cy+b)/a
x = (cy+b)/a
Answer:
Here's how to solve
Step-by-step explanation:
Okay so 13 -5
What can you add to 5 to get 13?
5+5=10
5+6=11
5+7=12
5+8=13
8 would be your answer.
Answer:

Step-by-step explanation:
P(tail) = 
P(2) = 
P(tail and 2 ) =
×
= 
Answer: $163.85
Explanation:
1) Data:
Purchase price: $ 113.00
mark up: 45%
2) Formula
selling price = purchase price + mark up
mark up = % * purchase price
3) Solution
mark up = 45% * $ 113.00 = 0.45 * $ 113.00 = $50.85
selling price = $ 113.00 + $ 50.85 = $ 163.85
Answer: $ 163.85
I think that it’s really important to break down the numbers because if gives you an idea of what to spend and what not to spend. Having a clear picture what money to save and what you can get away with spending is a good thing to do. It allows you to visually see how much of a limit to your spendings you need.