What is the answer to x+1/2 =2 1/5 ?

The answer to x+1/2 =2 1/5 is x=1 7/10

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x+1/2 =2 1/5

x + \frac{1}{2} = 2 \frac{1}{5}

x = 1 \frac{7}{10}

Decimal Notation

x = 1.7

Solution steps

x + \frac{1}{2} = 2 \frac{1}{5}

Convert mixed numbers to improper fractions:

2 \frac{1}{5} = \frac{11}{5}

x + \frac{1}{2} = \frac{11}{5}

Move

\frac{1}{2}

to the right side

x = \frac{17}{10}

Convert improper fractions to mixed numbers:

\frac{17}{10} = 1 \frac{7}{10}

x = 1 \frac{7}{10}

5 x = 4 - 3 x + 5 - x

\frac{x - 9}{5} + 2 = 7

3 + x = - 2 (3 x + 4) - (- x + 5)

x - 3 = 2 x + 1

x - 14 = - 6