Which expression gives the same value as 3 + 5(x + 2) − 4 when you substitute x = 3 and x = 4?
a.) x − 15
b.) 5x − 10
c.) 7x − 12 − 10
d.) 5x + 9

Lines p and q intersect. find the value of b. show your work. cite any theorems you use.

Phyllis and chen are saving money to go to a football game. each friend starts with some money and saves a specific amount each week. phyllis made a graph to show the total she has saved at the end of each week. chen wrote an equation to show the total, y, he has saved at the end of each week, x. y = 15x + 15 compare the amount that each friend has when both friends start saving. select the correct answer from the drop-down menu to complete the statement. phyllis starts with $ and chen starts with $

Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?