452-_=452 l still didn't receive the answer

Acompany is testing in comparing to lightbulb designs the box plot shows the number of hours that each lightbulb design last before burning out which statement is best supported by the information of the plot

Fractions can be added and subtracted only if they're fractions. a. like b. proper c. improper d. unlike

26) -2(7x) = (-2 • 7) x a. associative property of addition b. associative property of multiplication c. commutative property of multiplication d. commutative property of addition