Answered

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What is the sum of 3 + ( - 7 ) + 9? Hint: Add the first two numbers, then add the result to the third number.

Sagot :

lbullins77

Answer:

5

Step-by-step explanation:

Answer:

Step-by-step explanation:

Thanks for the hint

  • Use PEMDAS
  • Parenthesis,Exponent,Multiplication,Division,Addition,Subtraction

Step 1

3+(-7)+9  Equation/Question

Step 2

3+(-7)+9  Remove parenthesis

3-7+9

Step 3

3-7+9  Add and subtract

-4+9

Step 4

-4+9  Simplify

5

Answer

5

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