Jacob spent half of his weekly allowance at the movies. To earn more money his parents let him wash the car for $7. What is his weekly allowance (w) if he ended up with $13? The variable should always go in the first term.

Both the red and blue line segments stretch from the center of the circle to a point on the circle. the length of the blue segment is 5. how long is the red line segment?

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.

Which of the following constants can be added to x2 - 3x to form a perfect square trinomial?