The average rain fall for the last five years has been 48.7cm.

how much rain must fall this year to bring the average for the six years up to 50 cm?

How would I go about answering this?

Simplify the expression2b-6+3n-2

Simplify the imaginary number √-17

You need 10% alcohol solution. On hand, you have a 390mL of a 5% alcohol mixture. You also have 75% alcohol mixture. How much of the 75% mixture will you need to add to obtain the desired solution

Consider the function represented by 9x+3y = 12 with x as the independent variable. How can this function be written using function notation? f (y) = - 1/3y+4/3 f (x) = - 3x+4 f (x) = - 1/3x + 4/3 f (y) = - 3y+4

What is the center of a circle with diameter AB where A (5,4) and B (-1, - 4) ? * A (5, 4) B (3, 4) C (-2, 0) D (2, 0)

he regular price of a smart phone is represented by x. When an upgraded phone is released, the new price is 25% more than the older model. The upgraded phone's price can be represented by which expression?

How to turn a fraction into an improper fraction when the whole number is negative?

What is 32/95 in simplest form?

What is 5√28 + √63 in simplest radical form?

What is the line of semmetry for the parabola whose equation is y = x^2 + 10x=25