Please help ABC or D multiple choice I’ll givebr />

B

Step-by-step explanation:

start by multiplying the 6a to each number in the other set of parenthesis.

after doing so, you end up with the numbers: and

now multiply the one to each number in the other parenthesis. you get this:

and .

then set it all next to each other: +

then combine like terms (-54a and 2a) you get:

so that is how you get B for the answer

57.09 minus 7.0435 equals

step-by-step explanation:

just subtrach them both and u get the answer of 50.0465