Let f(x) = -5x - 4 and g(x) = 6x - 7. find f(x) + g(x)
a. x + 3
b. x - 11
c. -11x - 11
d. -11x = 3b

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

Sandy is ordering bread rolls for her party, she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm