Solve for z. Reduce any fractions to lowest terms. Don't round your answer, and don't use mixed fractions. -4z+31 is greater than or equal to 17z + 23−4z+31≥17z+23

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.

Need on this geometry question. explain how you did it.

Select the graph of the solution. click until the correct graph appears. |x| = 3