What is the simplified form of the expression? 5 c squared d minus 4 c + 3 minus 3 + 2 c squared d minus 3 c + d minus 7 3 c squared d minus 7 c + 2 d minus 10 3 c squared d minus 7 c + 4 d minus 10 7 c squared d minus 7 c + 2 d minus 10 7 c squared d minus 7 c + 4 d minus 10

Statement: if two distinct planes intersect, then their intersection is a line. which geometry term does the statement represent? defined term postulate theorem undefined term

Idont understand math at all! : o( use this scenario to answer the remaining questions: brenton purchased a new bedroom set for $4,500.00. he lives in arizona and pays a 8.75% sales tax. if he made a 50% down payment and financed the rest, what amount did he finance? what is the total sales tax brenton will pay? enter your answer in currency format, round to the nearest cent. what was brenton's total amount financed? enter your answer in currency format, round to the nearest cent.

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2