Which expression uses the commutative property to make it easier to evaluate 1/6 x 5/7 x 18?
2 answers:
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Answer:
(A) the subtraction property of equality
Step-by-step explanation:
Given
The steps in the question
Require
Justify step 2 to 3
Write out step 2:
Apply subtraction property by subtracting 2x from both sides
Notice that the above equation is represented in step 3.
<em>Hence, option A answers the question.</em>
We have to use the Distributive Property in this equation.
By the Distributive Property,
becomes
Now we need to isolate x. Remember PEMDAS?
Simplify the right side.
By the Distributive Property,
becomes
Now we need to isolate x. Remember PEMDAS?
Simplify the right side.