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n(5+2) -15 ; n = 5 .

Sagot :

Space

Answer:

20

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

Step-by-step explanation:

Step 1: Define

n(5 + 2) - 15

n = 5

Step 2: Simplify

  1. (Parenthesis) Add:                     7n - 15

Step 3: Evaluate

  1. Substitute in n:                    7(5) - 15
  2. Multiply:                               35 - 15
  3. Subtract:                              20

Answer:

20

Step-by-step explanation:

So, the question said that n=5 so we will input 5 to replace n.

5(5+2)-15

Now, solve the problem

5(5+2)-15

5 x 7- 15

35-15

20

Thus, the answer is 20

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