Mathematics, 16.10.2020 02:01, missalawode28

21. Fill in the real number property below that justifies each step in combining to linear binomials. (4x+5)+(3x+6) = 4x +(5+3x) +6
= 4x +(3x + 5) +6
= (4x + 3x)+(5+6)
= x(4+3)+(5+6)
= 7x +11

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21. Fill in the real number property below that justifies each step in combining to linear binomials...