Write the equations corresponding to the following statements:
One-fifth of a number $z$ when added to $2$ gives $15$ .

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Solution

The number is $z$ .
One-fifth the number $z$ is $\frac{z}{5}$ .
$\frac{z}{5}$ added to $2$ is $\frac{z}{5} + 2$ .
It is given to be $15$ .
Hence, the required equation is $\frac{z}{5} + 2 = 15$ .

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Write the equations corresponding to the following statements:One-fifth of a number z when added to 2 gives 15.

The number is z.One-fifth the number z is z5.z5 added to 2 is z5+2.It is given to be 15.Hence, the required equation is z5+2=15.

Write the equations corresponding to the following statements:
One-fifth of a number $z$ when added to $2$ gives $15$ .

The number is $z$ .
One-fifth the number $z$ is $\frac{z}{5}$ .
$\frac{z}{5}$ added to $2$ is $\frac{z}{5} + 2$ .
It is given to be $15$ .
Hence, the required equation is $\frac{z}{5} + 2 = 15$ .