Chose all of the expressions that are equal to 8 x 65 3 + 5 x 60
8 x (60 + 5)
8 x (50 +15
(8 + 60 ) x (8 + 5)
( 8 x 60 + (8 + 5)

Solve 2x+y=3 x+y=5 in substitution method

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?

An investment decreases in value by 30% in the first year and decreases by 40% in the second year. what is the percent decrease in percentage in the investment after two years