Julia's service charge at a beauty salon was $72.60, before tax. the sales tax rate was 8%. if she added 20% of the amount before tax as a tip, how much did she pay for the sevice at the salon?

If the graphs of the linear equations in a system are parallel, what does that mean about the possible solution(s) of the system? a. there are infinitely many solutions. b. there is no solution. c. there is exactly one solution. d. the lines in a system cannot be parallel.

Which is a graph of a proportional relationship?

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.