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Chapter 7: Q10. (page 247)

Find the value of x.

4x=25

Short Answer

Expert verified

The value of x is 10.

Step by step solution

01

Step 1. Given information.

The ratio,

4x=25

02

Step 2. Concept and Formula Used.

The properties of proportion,

ifab=cd then,ad=bc

The given ratio is, 4x=25

03

Step 3. Use the property of proportion, if ab=cd then, ad=bc.

Then,

20=2x

04

Step 4. Divide both sides by 2.

2x2=202x=10

Therefore, the value of x is 10.

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