An escalator ascends 45 feet over a horizontal distance of 30 feet. what is the angle of elevation?

Where do you put parenthesis to get 310-20/2*5+13 equal 130

A kitchen is shaped like a rectangle with dimensions of 11 1/2 ft by 9 1/2 the floor of the room is made of square tiles with side length of 1/2ft. what is the number of tiles that will cover the kitchen floor

What constant do you need to add to each quadratic to complete the square? 1. x2 - 4x = 0 4 2. x2 - 8x = 6 9 3. 3x2 + 18x = 24 16

What algebraic expression 3y means

What is the slope of the equation y - 3 = - 4 (х - 5) ? A. - 4 B. - 3 C. 20 D. 23

Mrs. D. gives 13 % of her salary to a charity. Last year she donated to the charity $6500.00. How much money did Mrs. D. earn last year?

A music store orders wooden drumsticks that weigh 96 grams per pair. The total weight of the box of drumsticks is 782 grams. How many pairs of drumsticks are in the box if the empty box weighs 206 grams? Enter your answer.

About 62% of the human body is composed of water. Write this percent as a fraction in simplest form

X+3y=28 find the value of y when x equals 28

The length of a rectangular field is 3 more than twice the width. the farmer would like to divide the field into four equal enclosed pens for his pigs and chickens. write a polynomial expression to describe the amount of fencing he would need.