4x + 2x + 2
= 6x + 2
So the answer is B
121.5
121.5 rounded to nearest whole number is 122 --> 121.49 rounded to the nearest whole number is 121
A rational number is any number that can be expressed as a ratio of two integers (hence the name "rational"). For example, 1.5 is rational since it can be written as 3/2, 6/4, 9/6 or another fraction or two integers. Pi (π) is irrational since it cannot be written as a fraction.
Answer:
In each shelves there are 64/4 books I.e. 16.
-$70 is her balance after withdrawing the forty dollars