john has 32 colored pencils. He gives his friend 1/4 of them to his neighbor to borrow. How many colored pencils does john have legt?

Anna is no more than 3 years older than 2 times jamie’s age. jamie is at least 14 and anna is at most 35. which system of linear inequalities can be used to find the possible ages of anna, a, and jamie, j?

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?