The length of a rectangle is 3 times the width which algebraic expression represents the perimeter of the rectangle? a.3x + x b.4x c. x+x+x+x d. x+3x+x+3x

What is the perimeter of square abcd? units units 28 units 37 units

Which is a true statement comparing the graphs of x^2/6^2-y^2/8^2 = 1 and x^2/8^2-y^2/6^2 the foci of both graphs are the same points. the lengths of both transverse axes are the same. the directrices of = 1 are horizontal while the directrices of = 1 are vertical. the vertices of = 1 are on the y-axis while the vertices of = 1 are on the x-axis.

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?