Plz in under 5 ! simplify. x + (7 + 14x) is it: 21x 15x + 7 21x + 1 22x
2. which of the following statements are true of the algebraic expression 8y 2 + 3y + 6? select all that apply. this expression is the sum of three terms. 6 is a coefficient. the expression has two variable terms. 8 is a constant.
3. simplify the following expression: (18t) + 2t(9) - 12.