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Consider the following proportion: 2 12 — -— 7 x Use cross products to write the equation: 2x = 84. What is the value of x?
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44 votes
44 votes
Consider the following proportion:

2 12
— -—
7 x
Use cross products to write the equation: 2x = 84.
What is the value of x?

User Jason Warner
by
2.7k points

2 Answers

14 votes
14 votes
2x = 84 so 2x /2 = 84/= x=42
User Bridget Jones
by
2.8k points
9 votes
9 votes


\displaystyle\bf 2x=84\\\\x=84:2=42\\\\\boxed{x=42}

User Neal Burns
by
3.0k points
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