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MrRissso [65]
2 years ago
15

Solve the proportion using cross products.

Mathematics
1 answer:
Andrew [12]2 years ago
8 0
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
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