Fine the difference (2ab-5a-7) - (-5ab-7)

A board is 7 3/4 feet in length. How many full size pieces of board 1 1/3 feet in length can a carpenter cut from that board of wood?

the digit in my tenth place is greater than 5 but less than 9. the Jedi my tens place is greater than 5 but less than 9 the tens tens digit is twice as much as the ones digit I'm a multiple of 3 and 7 the sum of my digits make an odd number both of

Simply (6x - 2) 2 (0.5) 4

Luis brings 79 pencils to school after he is each of his 15 classmates an equal number of pencils he will give any leftover pencils to his teacher how many pencils will lose teachers will see and if Luis decides to take an equal share the pencils

what is the pattern for 2,6,18,54 ...

What is the square root of 234087562665 then what is it multiplied by 567320

Algebraic expression: 3 plus the product of 2 and h

X + 5x - 14 x2 + 8x + 7

Chantelle counted 48 books on six shelves in the library how many books will she expect to count on 12 shelves

Find the sum and express it in simplest form. (-73-y + 1) + (-7y3 - 6y)