A. 12.5 b. 30 c. 42.5 d. 50i will give brainliest

Evaluate each expression. determine if the final simplified form of the expression is positive or negative -42 (-4)2 42

Which number is located at point a on the number line? a number line is shown from negative 10 to 10 with each interval mark on the number line representing one unit. point a is labeled one interval mark to the right of negative 5.

Mrs. blake's bill at a restaurant is $42.75. she wants to leave the waiter an 18% tip. how much will she pay in all, including the tip?