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What is the value of x 2.5(x−9)=8 −12.2 or −6.8 or 6.8 or 12.2
229k views
4 votes
What is the value of x

2.5(x−9)=8

−12.2
or
−6.8
or
6.8
or
12.2

User Consule
by
8.6k points

2 Answers

0 votes
2.5x-22.5=8
2.5x=30.5
x=12.2
User Vito Limandibhrata
by
8.1k points
6 votes
2.5(x - 9) = 8
Distribute the 2.5
2.5x - 22.5 = 8
Add 22.5 to both sides
2.5x = 30.5
Divide both sides by 2.5

x = 12.2


User Bartosz Ptaszynski
by
8.3k points
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