The sum of two numbers is 40 and the difference of the same two numbers is 3. find the numbers.

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

The table shows the total distance that myra runs over different time periods. which describes myra’s distance as time increases? increasing decreasing zero constant

The fence around a quadrilateral-shaped pasture is 3a^2+15a+9 long. three sides of the fence have the following lengths: 5a, 10a-2, a^2-7. what is the length of the fourth side of the fence?