How do you solve rhis problem. It's 7th grade math. 9+15=5*13

The perimeter of a triangle DEF is 81 units. The length of side DE is twice the length of side EF, and the length of side DF is 4 units less than the length of side DE. Let s represent the length, in units, of side EF.

1/3 to 2/3 identify the change

A. Give an example of one number that meets all the criteria of a real, rational, integer but is NOT a natural number.

Mr. butler posts his students art work on a bulletin board of the width and length of the

What is 14.7 times 11.361 showing your work?

What property is illustrated by the following statement? If p+3=5, then 5 = p+3

In a parking lot, 1 out of every 8 cars are blue. what percent of the cars in this lot are blue

Write 48 ten thousands, 21 hundreds, and 7 tens in word form and expanded form.

Slope of 2 and passes through (-5,1)

A flower bed in the shape of a triangle with one side twice the length of the shortest side and the third side is 24 feet more than the length of the shortest side find the demons ions if the perimeter is 128 feet