What is the sum of negative 2X squared plus X +31 and 3X squared plus 7X -8 can be written in the form of a X squared plus BX equals C or a BNCR constant what is the value of a plus B plus C

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Taylor wants to paint his rectangular deck that is 41 feet long and 24 feet wide. a gallon of paint covers about 350 square feet. how many gallons of paint will taylor need to cover the entire deck? round your answers to two decimal places when necessary.

What is the least common multiple for 6 and 8? what is the least common multiple for 4 and 12 ? what is the least common multiple for 11 and 12? what is the least common multiple for 3 and 6?