15) Which process explains the step shown in solving the equation? 3x + 6x − 8 = 10x − 17 ⇒ 9x − 8 = 10x − 17 Q: A: A) Combining Like Terms B) Additive Identity Property C) Addition Property of Equality D) Commutative Property of Addition

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.