8 over 15 minus 1 over 5

ariana starts with 100 milligram of a radioactive substance the amount of the substance decreases by 20% each week each number for weeks w. the expression 100 (-0.2) finds the amount radioactive substance remaining w weeks.

The water slide is 130 meters from the top to bottom. The vertical height of the slide is 50 meters. What is the angle of elevation of the slide?

Solve the absolute value equation, if possible. If there is no solution, explain why. | 5x + 13| = - 7

An airplane on auto pilot took 5 hours to travel 3,475 kilometers. What is the unit rate for kilometers per hour?

A 37 foot board must be cut into two parts. The longer part is one foot larger than the twice the shorter part. How long is each part.

Robbie baked 5 apple pies for a bake sale if each pie contains 12 Apple how many total Apple did Robbie use

What is the word for: a ratio comparing two quantities with different kinds of units

Rewrite without absolute value for the given conditions: y=|x-3|+|x+2|-|x-5|, if 3 y = ?

Evaluate the expression by using the given value of the variables. y : 2 • 4 - 10 : x + 6 where x = 5 and y = 16 A. 36 B. 21 C. 3 D.-3

What is the value of a/b when a = 13.93 and b = 0.07