R - 2k = 15...subtract r from both sides
-2k = 15 - r ...divide both sides by -2
k = (15 - r) / -2 or k = -7.5 + (r/2)
Answer:
-30
Step-by-step explanation:
24 - 54 = -30.
This is the simpliest way to do.
First: 54 - 24 is 30.
Second: see if the first number is bigger than the second number, if it is add a negative to it.
Third: You got the answer! -30!
Answer:
factor and get 4 ( 3x + 2y )
Step-by-step explanation:
4 x 3 is 12 and 4 x 2 is 8
It is referred as the Little Ice Age.
The correct selling price is about $20, and the likely mistake was the manager multiplied the $12 by .67 (the 67%), got about 8, and took that as the price instead of adding it to the original 12, which is what they were supposed to do.