Joshua is w years old. his brother is 3 years older than he is. a) if his brother is x years old, express x in terms of w. b) state the independent and dependent variables in the equation.

The height of a triangle is 4 in. greater than twice its base. the area of the triangle is no more than 168 in.^2. which inequalitycan be used to find the possible lengths, x, of the base of the triangle?

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.

(x-5)1/2+5=2 what is possible solution of this equation