Math, asked by krish30p, 1 year ago

do both of problems

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Answered by MonsieurBrainly
1
3. let x denote. the value of one property.Then thw value of the other property is 2x.

x+2x=36,00,000.
3x=3600000.
x=3600000/3.
x=12,00,000.
2x=24,00,000.

The value of each property is 12,00,000 and 24,00,000.

4.Let the number be x.

3x+7=31.
3x=24.
x=8.

Therefore,the number the teacher thought is 8.

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