The price of an office chair was $86. the tax rate was 6%. what was the tax on the chair?

What is 1/2 x (6 x 4)+3 + 2 show your work

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 25, a standard deviation of 2.5, and margin of error of 5%

3x + 4y = 5 x- 3y = -7 solve by substitution