Multiple choice question: Which equation demonstrates the identity property of multiplication?
1 answer:
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A quotient is the result of a division.
Let the unknown number be x.
We translate the problem into an equation, piece by piece.
<span>"quotient of a number and seven" ----> x/7
</span>
<span>"12 less than the quotient of a number and seven" ----> x/7 - 12
The word "is" means "="
x/7 - 12 =
All the above is -2, so it equals -2.
x/7 - 12 = -2
First, add 12 to both sides and simplify.
</span><span>
</span>
<span><span><span>
</span>
</span>
Next, multiply both sides by 7.
</span>
Answer: The number is 70.
Let the unknown number be x.
We translate the problem into an equation, piece by piece.
<span>"quotient of a number and seven" ----> x/7
</span>
<span>"12 less than the quotient of a number and seven" ----> x/7 - 12
The word "is" means "="
x/7 - 12 =
All the above is -2, so it equals -2.
x/7 - 12 = -2
First, add 12 to both sides and simplify.
</span><span>
</span>
<span><span><span>
</span>
Next, multiply both sides by 7.
</span>
Answer: The number is 70.