True of false if a shape has two pairs of parallel sides then it is a parallelogram

Afurniture store has 1,500 chairs in storage. a manager uses three delivery receipts to simulate samples to check 100 chairs and note the number of brown chairs. suppose the actual number of brown chairs is 1,080. about how many brown chairs are

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

What is the answer to this problem? ignore the work. what is the correct answer?