Match each equation on the left to the mathematical property it uses on the right. (7 + 3) + 2 = 2 + (7 + 3)
commutative property of addition
3(2x + 4) = 6x + 12
commutative property of multiplicatio
(9.x) · 3 = 9. (x. 3)
associative property of addition
(8.x. 2) = (8.2.x)
associative property of multiplication
(4 + 5) + 1 = 4 + (5 + 1)
distributive property

Complete the square to determine the minimum or maximum value of the function defined by the expression. x2 − 12x − 2 a) maximum value at 38 b) minimum value at 38 c) maximum value at −38 d) minimum value at −38

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?

Which equation represents h for right triangle abc