9. Solve each equation or formula for the specified variable. 4y – 2n = 9, for y
and
I = prt, for p
Someone please help

49xy +34y - 72z. determine the degree of the polynomial

What is the sum of these mixed numbers 4 2/3+ 3 1/9

Arectangular garden is 5 feet long and 3 feet wide. a second rectangular garden has dimensions that are double the dimensions of the first garden. what is the percent of change in perimeter from the first garden to the second garden?