What two numbers give a sum of -16 and a product of 63? i feel like i know, but i want to make sure.

Ineed solving this problem h/8=-25 solve for h idk how to this can someone show me and also give an answer you

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

Parks is wearing several rubber bracelets one third of the bracelets are tie dye 1/6 are blue and 1/3 of the remainder are camouflage if park swears to camouflage bracelets how many bracelets does he have on