PLEASE GIVE ME THE RIGHT ANSWER TO THIS.

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?

Simplify each expression. use positive exponents. show work . (x –2 y –4 x 3 ) –2

Agrasshopper weighs 0.89 grams. express the grasshopper’s weight in scientific notation.