PLEASE ANSWER SOON +20 points Which statement best explains why this expression is equal to 86.21?

43 +t / t + 43 x 86.21


answers:

a. 43 is about half of 86.21, so the expression simplifies to 86.21
b. the fraction is equal to 1 because division is commutative.
C. 43 +t / t + 43 x 86.21 is equal to 1.
D. The Expression simplifies to 43, not 86.21.

Jack has a rectangular piece of land, the area of which is represented by a1 = 9.5l. his brother has a different rectangular piece of land, the area of which is represented by a2 = l(14 − l). let a represent the area in square meters and l represent the length in meters of the pieces of land. the two equations plotted on a graph meet at a point as shown in the image