Which of the following expressions represents the statement below? ---> four added to seven times a number

A.
7(n + 4)
B.
7n + 4
C.
4n + 7
D.
4(n + 7)

The table shows the distance traveled over time while traveling at a constant speed.

How do i make someone brainliest? (if you answer me, i might be able to make you brainliest! )

In the following diagram it is given that dec, ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2