13+y = 40

explain how the equal sign is use to balance this equation

The number m divided by 10 leaves a remainder of 1, and the number n divided by 10 leaves a remainder of 4. What will be the remainder of m+n divided by 5?

what is the graph 1/2 x-2

What is the AIA theorem in geometry?

Another way to express 52+24

The temperature is 45°F. The temperature will decrease by 2°F each hour. Let h be the number of hours. When will the temperature be below 32°F? Write an inequality for this problem.

How many grams are in a liter

Which measures would be the side lengths of a right triangle?

Which expression is equivalent to the given expression? 19x-23x a 19 (x-23) b x (23-19) c 19x (1-23x) d x (19-23)

By selling a stool for rupees 67.50, a carpenter loses 10%. how much percent would he gain or lose by selling it for rupees 82.50.?

In Jim's class, 5 times as many kids take the bus as thos who walk. A total of 24 kids walk or take the bus. How many more kids take the bus than walk?