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Mathematics 12 Online
OpenStudy (iroklas):

Indicate which property is illustrated in Step 4. Step 1 7 + 9x - 7 - 6x + 3 = 7 + (9x - 7) - 6x + 3 Step 2 = 7 + (-7 + 9x) - 6x + 3 Step 3 = [7 + (-7)] + (9x - 6x) + 3 Step 4 = 0 + (9x - 6x) + 3 Step 5 = (9x - 6x) + 3 Step 6 = (9 - 6)x + 3 Step 7 = 3x + 3 commutative additive inverse associative distributive

OpenStudy (samantha2234):

Distributive

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