Combine like terms.
C + f + 2f +3C + S + S + 20
Do not add any spaces to your answer.

The point a is at –2 and the point b is at 7. marissa would like to divide this line segment in a 4: 3 ratio, and she would like to use the formula x = (x2 – x1) + x1. what values should she substitute into the formula? a = a + b = x1 = x2 =

The price of a car has been reduced from $19,000 to $11,590. what is the percentage decrease of the price of the car?

Is the number 128.439 a rational number