Question

Drag each expression to show whether it is equivalent to 36 + 9, 9(4 – 1), or (4 • 9) + (4 • 2).

Drag each expression to show whether it is equivalent to 36x + 9, 9(4x – 1), or (4 • 9x) + (4 • 2).

Answer 1

36x + 9 equivalent to 9(4x + 1)

9(4x - 1) equivalent to (3 . 12x) - (3.3)

(4.9x) + (4 . 2) equivalent to 36x + 8