What numbers add to 21 but equal 472

Two buses leave houston at the same time and travel in opposite directions. one bus averages 55 miles per hour, and the other bus averages 45 miles per hour. when will they be 400 miles apart

If the legs of a right triangle are both 8 cm, find the area of the triangle.

A rectangle and a parallelogram have the same base and the same height. How are their areas related? guys im just asking questions

Select the equations that have the solution m = 17 Mark all that apply A. 3 + m = 21 B. m - 2 = 15 C. 14 = m - 3 D. 2 = m - 15

The length of jimmy math book is 19 centimeters cubes. his reading book is 15 centimeter cubes longer. what is the length of his reading book

Rounding your answer to the nearest hundredth in division 4.2/9?

Prove that the value of the expression 12^5+12^4 is divisible by 13.

Lowest to biggest - 26, 31, - 56, 49

On a test flight during the landing of the space shuttle the ship was 323 ft above the end of the landing strip. If it came in at a constant angle 6.4 degrees with the landing strip how far from the end of the landing strip did it first touch ground

Substitution 5x-y=-5 3x-6y=24