1.

Ethemeanofx+2.2x +3,3x+44x + 5 is x +2. findand medlaitbythe3,. If the mean of x +2, 2x +3,3x+ 4, 4x +5 is +2, find x.4 and 12 resetively. then find the

Answer»

mean=(x+2)+(2x+3)+(3x+4)+(4x+5)/4x+2=(10x+14)/44x+8=10x+146x=6x=1

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