Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x? A) 6
B) 4
C) 3
D) 5​

Factor -8x3-2x2-12x-3 by grouping what is the resulting expression?

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.