sum of the digits of a two digit number is 9. when we interchange the digits, it is found that the resulting new number is greater than the original number by 27 . what is the two digit number?

Step-by-step explanation:

Given that,

Sum of the digits of a two digit number is 9

So, Let we assume that

Thus,

According to statement

When we interchange the digits, it is found that the resulting new number is greater than the original number by 27.

So,

Thus, 2 digit number is 36

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Writing System of Linear Equation from Word Problem.

1. Understand the problem.

Understand all the words used in stating the problem.

Understand what you are asked to find.

2. Translate the problem to an equation.

Assign a variable (or variables) to represent the unknown.

Clearly state what the variable represents.

3. Carry out the plan and solve the problem.

c.

step-by-step explanation:

because first you have to add the 4x, 9x, and the 7x together and you get 20x and then you add the last numbers up and you get 5and then you put the subtraction sign in there and that's how you get the answer.

4+4+2x

or

2x+8

step-by-step explanation: