Question

Tìm x

2 x x + 9,5 -12,5 = 100,75 -7,7 

Answer 1

=>2x-3=93,05

=>2x=96,05

=>x=48,025

Answer 2

2Xx+9,5-12,5=100,75-7,7

=>2x-3=93,05

=>2x=96,05

=>x=96,05:2

=>x=48,025

Answer 3

\(2.x+9,5-12,5=100,75-7,7\)

\(=>2.x+9,5-12,5=93,05\)

\(=>2.x+9,5=93,05+12,5\)

\(=>2.x+9,5=105,55\)

\(=>2.x=105,55-9,5\)

\(=>2.x=96,05\)

\(=>x=96,05:2\)

\(=>x=48,025\)

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