7-x/3x+12 is a rational expression. The domain of this expression is all real numbers except?

Asailor is looking at a kite. if he is looking at the kite at an angle of elevation of 36and the distance from the boat to the point where the kite is directly overhead is 40 feet, how high is the kite?

Noel is hoping to make a profit (in $) on the school play and has determined the function describing the profit to be f(t) = 8t – 2654, where t is the number of tickets sold. what does the number 8 tell you?

Write an inequality for this sentence the quotient of a number and -5 increased by 4 is at most 8