Mr. li has 16 pencils. he gives 9 pencils top some students. how many pencils does mr. li have now?

Carley bought a jacket that was discounted 10% off the original price. the expression below represents the discounted price in dollars, based on x, the original price of the jacket.

When i'm with my factor 5, my prodect is 20 .when i'm with my addend 6' my sum is 10.what number am i

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122