Ben is 3 times as old as daniel and is also 4 years older than daniel. how i'll is daniel?

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?

On the first of each month sasha runs a 5k race she keeps track of her times to track her progress her time in minutes is recorded in the table