How can you generate x + 3y + 5 from the expression x + y + 4 + 2y + 1? A.
by using the Commutative Property
B.
by combining like terms
C.
by using the Associative Property
D.
by using the Distributive Property

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation

Four congruent circular holes with a diameter of 2 in. were punches out of a piece of paper. what is the area of the paper that is left ? use 3.14 for pi

What percent of the circle below is shaded?