A construction company is building the foundation for a new office building. The diagram below shows the lengths of some sides of the foundation. 40 ft A
?
70 ft
B
40 ft
80 ft
What is the length of the side between point A and point B?
A
50 ft
B
40 ft
С
70 ft
OD
30 ft

it's d.

step-by-step explanation:

because: -1(4x + 1y) +2 (1x-3y) distribute each number into the parenthesis.

then you would get: -4x - 1y + 2x -6y combine like terms

and get: 2x -7y

hope my answer has you if not then i'm sorry.

if you need just tell me and i will come to the rescue.

step-by-step explanation:

step-by-step explanation:

why? because i noticed a pattern. 60 120. those numbers without the zero, make the 6 times tables leaving your answer to be b since 6 times 4 is 24 and adding a zero making it 240.