In 5657, name the property used to go from step to step each time that (why?) occurs
Chapter 5, Problem 57(choose chapter or problem)
In Exercises 56-57 name the property used to go from step to step each time that (why?) occurs.
5(x + 4) + 3x
= (5x + 20) + 3x (why?)
= (20 + 5x) +3x (why?)
= 20 + (5x + 3x) (why?)
= 20+(5 +3)x (why?)
= 20 + 8x
= 8x + 20 (why?)
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