5(x + 10) + x
a. 6x + 15
b. 5x + 15
c. 6x + 50
d. 4x – 50

Quadrilateral ghij has coordinates g(5, 1), h(4, -3), i(6, -1), and j(2, 1). if the quadrilateral is reflected over the line y = x, what are the coordinates of h'?

Does 9q + 7 also equal 7 + 9q ? (simplifying algebraic expressions)

Why is 4.125 + the square root of 3 irrational