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Mathematics 14 Online
OpenStudy (anonymous):

Which property is used in Step 3 of simplifying the expression five times the quantity z minus x end quantity plus z plus zero ? Expression: 5(z – x) + z + 0 Step 1: 5z – 5x + z + 0 Step 2: 5z + z – 5x + 0 Step 3: 5z + 1z – 5x + 0 Step 4: 6z – 5x + 0 Step 5: 6z – 5x Answer Identity Property of Multiplication Distributive Property Zero Property of Multiplication Identity Property of Addition

OpenStudy (anonymous):

1z = z

OpenStudy (anonymous):

?

OpenStudy (anonymous):

thats what is happening in that step

OpenStudy (anonymous):

ok but which is it?

OpenStudy (anonymous):

Identity Property of Multiplication we did a question like this before too

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