What is the solution of 2x/5−x/2=40 ?

In the past, professional baseball was played at the astrodome in houston, texas. the astrodome has a maximum height of 63.4 m. the height of a baseball t seconds after it is hit straight up in the air with a velocity of 45 ft/s is given by h = -9.8t2 + 45t + 1. will a baseball hit straight up with this velocity hit the roof of the astrodome? use the discriminant to explain your answer.

The larger of two number is 4 less than twice the smaller number. the sum is 41. find the numbers

Asequence is defined recursively using the formula f(n + 1) =f(n) - 5. which sequence could be