The tempature was 80.F and then fell 20.F

Abag has more green balls than blue balls, and there is at least one blue ball. let bb represent the number of blue balls and let gg represent the number of green balls. let's compare the expressions 2b2b and b + gb+g. which statement is correct? choose 1

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?

Zack and tia played chess for 50 min they put the chessboard away at 11: 20 when did they start