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AlekseyPX
3 years ago
14

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

Mathematics
2 answers:
Verizon [17]3 years ago
8 0

Answer:

5

Step-by-step explanation:

sergey [27]3 years ago
8 0

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

Hope this helps

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A cone has a height of 5 inches and a radius of 4 inches. What is its volume?
Yuki888 [10]

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Answer:

  83.73 in³

Step-by-step explanation:

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8 0
3 years ago
Read 2 more answers
This was on my homework 5 X-5 = 5x+7
KengaRu [80]

Answer:

No solution

Step-by-step explanation:

Original Equation:

5x - 5 = 5x + 7

Add 5 to both sides

5x = 5x + 12

So we already know that this equation is not true, making it no solution

Hope this helped

6 0
3 years ago
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