What is the value of x in the equation −6 + x = −1?

select one:
a. −5
b. −7
c. 7
d. 5

In the final round of trivia competition, contestants were asked to name as many states that begin with the letter m as they could in 15 seconds. the bar graph shows the number of states the contestants were able to name. how many contestants participated in the final round of the competition?

In the pendulum formula t=2pi. read the problem on the picture ! ; $; $; ! ; ! ; ! ; )$; ! ; ! ; ! ; $; $; $! ; ! ; ); $; $$

Find the solution of this system of equation -7x+y=-20 9x-3y=36