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# fraction

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Add the same number to both the numerator and the denominator ofthe fraction 7/17, to change it to 3/5.​

Feb 20, 2021

#1
+944
+1

$$\frac{7+x}{17+x} = \frac{3}{5}$$

$$5(7+x) = 3(17+x)$$

$$35 + 5x = 51 + 3x$$

$$2x = 16$$

$$\boxed{x=8}$$

.
Feb 20, 2021

#1
+944
+1

$$\frac{7+x}{17+x} = \frac{3}{5}$$

$$5(7+x) = 3(17+x)$$

$$35 + 5x = 51 + 3x$$

$$2x = 16$$

$$\boxed{x=8}$$

CubeyThePenguin Feb 20, 2021