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McGraw Hill Glencoe Algebra 2, 2012

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McGraw Hill Glencoe Algebra 2, 2012 View details

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Exercise 13 Page 527

You can solve the proportion by using cross products.

k=17.5

Practice makes perfect

To solve the proportion, we will start by using cross products.

2/7=5/k

Cross multiply

2k=(7)5

Multiply

2k=35

.LHS /2.=.RHS /2.

k=35/2

Calculate quotient

k=17.5

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