If the sum of the digits of a two-digit number is 7and the tens digit is one more than the ones digit, find the number.

What is the equation for Triple the quotient of a number and three.

Find the number of kilowatt-hours of energy used when a 110-watt light bulb burns for 215 hours.

A factory dumps an average of 2.43 tons of pollutants into a river every week. if the standard deviation is 0.88 tons, what is the probability that in a week more than 3 tons are dumped? (assume normal distribution)

Shawna is making smoothies. The recipe calls for 2 parts yogurt to 3 parts blueberries. Shawna wants to make 10 cups of smoothie mix. How many cups of yogurt and blueberries does shawna need?

What is 43.78 in word form?

How many solutions does this system have? X + 4y = 6 y=2x-3 O one O two O an infinite number Ono solution

The equation (x-6) (8+x) = (x-6) (8) + (x-6) (x) illustrates the use of which property?

Consider the equation x^2=36

If AB=BC, AB=4x-2, and BC = 3x+3, find AB

A circular flower bed is 24 m in diameter and has a circular sidewalk around it that is 4 m wide. Find the area of the sidewalk in square meters