What is (f + g)(x)? f(x) = 2x + 6
g(x) = 5x
Write the answer as a polynomial or a rational function in simplest form.

Math each whole number with a rational,exponential expression

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?

Evaluate the expression. (9 + 5)(3 + 2)0