Which choice shows (4 + 9) + 11 correctly rewritten using the associative property and then correctly simplified? Group of answer choices 4 + (9 + 11) = 4 + 20 = 24 11 + (4 + 9) = 11 + 13 = 24 11 + (9 + 4) = 11 + 13 = 24 (9 + 4) + 11 = 13 + 11 = 24

the answer is 31.27mph

1/2*qr*rs

step-by-step explanation:

the simplified form is

step-by-step explanation:

we want to simplify the expression,

let us change the middle bar to a normal division sign to obtain,

we multiply the first fraction by the reciprocal of the second fraction to obtain,

we factor to obtain,

we cancel the common factors to get,

we simplify to get,

the correct answer is b

yes

step-by-step explanation: