Use the commutative property to identify which expression is equal to (6 + 4)*5 . a. 5*(6 + 4) b. 5*6 + 4*6 c. 5 + (6*4) d. (6 + 4*5) yall in advance!

The constant of proportionality is always the where k is the constant of proportionality. additionally, you can find the constant of proportionality by finding the ratio for any point onasap

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?