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Algebra 22 Online
OpenStudy (anonymous):

Indicate which property is illustrated in Step 1. Step 1 12 + 10x - 12 - 3x + 2 = 12 + (10x - 12) - 3x + 2 Step 2 = 12 + (-12 + 10x) - 3x + 2 Step 3 = [12 + (-12)] + (10x - 3x) + 2 Step 4 = 0 + (10x - 3x) + 2 Step 5 = (10x - 3x) + 2 Step 6 = (10 - 3)x + 2 Step 7 = 7x + 2 distributive associative additive identity commutative

jigglypuff314 (jigglypuff314):

grouping

OpenStudy (anonymous):

associative

jigglypuff314 (jigglypuff314):

yes :)

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