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miskamm [114]
3 years ago
13

The units digit of a two-digit number is four more than the tens digit. If the number is doubled, it will be one more than the r

eversed number. Find the number. (Number: 32 Reversed number: 23)
Mathematics
2 answers:
Anestetic [448]3 years ago
7 0

Answer:

37

Step-by-step explanation:

2-digit number: 10x + y

y = x + 4

20x + 2y = 10y + x + 1

8y = 19x - 1

8x + 32 = 19x - 1

11x = 33

x = 3

Number: 37

Inessa [10]3 years ago
4 0

Answer:

Answer:

37

Step-by-step explanation:

2-digit number: 10x + y

y = x + 4

20x + 2y = 10y + x + 1

8y = 19x - 1

8x + 32 = 19x - 1

11x = 33

x = 3

Number: 37

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