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What is the value of x. 2.5(x-9)=8 A. -12.2 B. -6.8 C. 6.8 D.12.2

What is the value of x. 2.5(x-9)=8 A. -12.2 B. -6.8 C. 6.8 D.12.2
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What is the value of x. 2.5(x-9)=8
A. -12.2
B. -6.8
C. 6.8
D.12.2

User Keeleon
by
8.6k points

1 Answer

5 votes
The answer would be D) x = 12.2.

Divide both sides by 2.5 ( x - 9 = 8/2.5)

Simplify 8/2.5 to 3.2 ( x - 9 = 3.2 )

Add 9 to both sides ( x = 3.2 + 9)

Simplify 3.2 + 9 to 12.2. (x = 12.2)
User Xemacobra
by
8.2k points
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