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3 votes
A- 13
B- 130
C- 43
D- 10

A- 13 B- 130 C- 43 D- 10-example-1

1 Answer

3 votes

7x + 9 + 3x + 4 = 143

10x = 143 - 9 - 4

10x = 130

x = 13/10

x = 13 answer

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