Answer:
x = 5.4
Explanation:
6.3 = 2x-4.5
2x = 6.3 + 4.5 = 10.8
x= 5.4
5.4is the value if x
6.3=2x-4.5
6.3+4.5=2x
10.8=2x
10.8/2=x
5.4=x
So,x=5.4
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