Math, asked by sauravraj48, 1 year ago

the units digit ot a two digit number is 3and seven times the sum of the digit us the number itself .Find the number

Answers

Answered by brajmohank94

6

Let ten's place digit = x

Unit place digit = 3

so, Number= 10x + 3

Sum of digits of no. = x + 3

a/q

10x + 3 = 7 ( x + 3 )

10x + 3 = 7x + 21

3x = 18

x = 6

No. = 10x + 3 = 63

Previous Question

Next Question

Similar questions

Math, 6 months ago

write the given fractional part into number 1) 2/9...

English, 6 months ago

how is it that when rakesh planted tree he was 7 and when the tree was 3 years old rakesh was 9 , he should be 10 as 7+3=10, someone plz answer fast...

Math, 6 months ago

two numbers are in the ratio 5: 7 if the sum of two numbers 108 find the number...

Social Sciences, 1 year ago

what was the convention of revolutionary france?

Chemistry, 1 year ago

Write the four features of democracy?

Physics, 1 year ago

The separation between two masses is reduced into half.how is the magnitude of gravitational force between them affected?

Math, 1 year ago

The ratio between a two - digit number and the sum of digits of that number is 4:1. If the digit in the unit place is 3 more than the digit in the tenth place, what is the number?

Science, 1 year ago

A thick wire and a thin wire made from same material and of same length are connected one by one to the same source. In which case a larger current will flow in the circuit ? Justify your answer...