express 53 as the sum of 4 or less perfect squares please help me solve, thanks!
im still pretty confused, but i think u r suppossed to solve the 2 equations u gave and got (3,7) but i think im way off
the units digit of a 2-digit number exceeds twice the tens digit by 1. find the number if the sum of its digits is 10. Please help i am completley lost!!
David put 155 feet of plastic edging around the outside edge of the concrete surrounding his pool. The concrete in 17.5 feet wide, how long is the concrete. help me solve please, very confused.
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