How can I use models to add fractions?

4x-6=x+9 what it is the answer

Identify the x and y intercepts of the function y=2x+12

What is the result when the number 4 is increased by 25%

I spent $15 on lollipops. Snickers was $3 less then twice what I paid for the lollipops. How much was the snickers?

A sphere has a volume of 36π m3. Find the surface area of the sphere. The options are: 28π m2 36π m2 42π m2 48π m2

If the rate of inflation is 3.9% per year, the future price p (t) (in dollars) of a certain item can be modeled by the following exponential function, where t is the number of years from today. p (t) = 400 (1.039^t).

The number of measles cases has increased by 8.3% since 2000. Express your answer rounded correctly to the nearest hundredth. Stated another way, the number of measles cases is times what it was in 2000.

f (x) = |x|+1 transform f by shifting it left 5 units and up 8 units, and write the new function equarion.

What is the percent change from 70 to 56

Which rational number is equivalent to 3.27 repeating? A. 327/990 B. 27/99 C. 47/11 D. 3 27/10 E. 3 27/100