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

asked Jul 7, 2022 184k views

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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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1 vote

2x = 84 so 2x /2 = 84/= x=42

Ravishi answered Jul 9, 2022

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7 votes

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

AmirModiri answered Jul 14, 2022

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