Sam has to pay a $5 admissions fee for each person who attends the party. Sam’s expression now contains two operations. The verbal expression for the cost of admissions is “the product of five and the quantity forty minus a number.”

$7.50x+$4.50y=midk it's been awhile since i've done one of these

Answer is either b or c

The answer is harsh laws are needed to control the society

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.