If the mean of 2x+3,3x+4,x+3,4x-7is 13 find the x
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Step-by-step explanation:
[2x+3+3x+4+x+3+4x-7]/4=13
[10x+3]/4=13
10x+3=52
10x=52-3
10x=49
x=4.9
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