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Linear Equations In One Variable

Question

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The digits of a two-digit number differ by 3. If the digits are interchanged, and the resulting number is added to the original number, we get 121. Find the original number.

Solution

47 ( or 74)

Some More Questions From Linear Equations in One Variable Chapter

Solve the following equation:

x-2=7

Solve the following equation:

y + 3 = 10

Solve the following equation:

6 = z + 2

Solve the following equations:
x - 2 = 7

Solve the following equation:

6 = z + 2

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