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Solve the proportion using cross products. 18/20=k/110 A. 99 B. 122 C. 3.3 D. 2.9
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Solve the proportion using cross products. 18/20=k/110 A. 99 B. 122 C. 3.3 D. 2.9
asked
Jul 13, 2021
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Solve the proportion using cross products.
18/20=k/110
A. 99
B. 122
C. 3.3
D. 2.9
Mathematics
college
Matt Eckert
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Matt Eckert
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1
Answer
2
votes
A.99 1
Divide the numbers
1
8
2
0
=
1
1
0
18
20
=
k
110
2018=110k
9
1
0
=
1
1
0
9
10
=
k
110
109=110k
2
Multiply all terms by the same value to eliminate fraction denominators
3
Simplify
Solution
9
9
=
99
=
k
99=k
Michaelfilms
answered
Jul 17, 2021
by
Michaelfilms
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