Let's simplify a. 1.5 ×10 (4)×4.5×10 (3)
divide by 2.5×10 (2)
its answer is 2.7 ×10 (5)
Can anbody show me its process

Can someone me and do the problem plz so i can understand it more better

Graph the system of equations. {6x−4y=−244x−8y=−32 use the line tool to graph the lines.

Alice is paying her bill at a restaurant. but tax on the cost of a male is 5%. she decides to leave a tip 20% of the cost of the meal plus the tax