A room is 1/2 full of people. After 20 people leave, the room is 1/3 full. How many people does the room hold when it is full

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

Which equation represents the model shown? a)1/3 divide 1/6 = 2 b)2/3 divide 1/6 = 2/18 c)1/3 divide 1/6 = 1/18 d)2/3 divide 1/6 =4

`if you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain. ''.