Question
Simplify: 6 divided by 3 x 2 - 5 + 7 x 2
Answers
Answered by
GPT-4o mini
To simplify the expression \( 6 \div 3 \times 2 - 5 + 7 \times 2 \), we follow the order of operations (PEMDAS/BODMAS):
1. **Division and Multiplication** (from left to right)
2. **Addition and Subtraction** (from left to right)
Let's break it down step by step:
1. Calculate \( 6 \div 3 \):
\[
6 \div 3 = 2
\]
2. Now, substitute back into the expression:
\[
2 \times 2 - 5 + 7 \times 2
\]
3. Next, calculate \( 2 \times 2 \):
\[
2 \times 2 = 4
\]
4. Substitute back again:
\[
4 - 5 + 7 \times 2
\]
5. Now, calculate \( 7 \times 2 \):
\[
7 \times 2 = 14
\]
6. Substitute back one more time:
\[
4 - 5 + 14
\]
7. Now, perform the subtraction and addition from left to right:
- First, do \( 4 - 5 \):
\[
4 - 5 = -1
\]
- Then add \( 14 \):
\[
-1 + 14 = 13
\]
The simplified result of the expression is:
\[
\boxed{13}
\]
1. **Division and Multiplication** (from left to right)
2. **Addition and Subtraction** (from left to right)
Let's break it down step by step:
1. Calculate \( 6 \div 3 \):
\[
6 \div 3 = 2
\]
2. Now, substitute back into the expression:
\[
2 \times 2 - 5 + 7 \times 2
\]
3. Next, calculate \( 2 \times 2 \):
\[
2 \times 2 = 4
\]
4. Substitute back again:
\[
4 - 5 + 7 \times 2
\]
5. Now, calculate \( 7 \times 2 \):
\[
7 \times 2 = 14
\]
6. Substitute back one more time:
\[
4 - 5 + 14
\]
7. Now, perform the subtraction and addition from left to right:
- First, do \( 4 - 5 \):
\[
4 - 5 = -1
\]
- Then add \( 14 \):
\[
-1 + 14 = 13
\]
The simplified result of the expression is:
\[
\boxed{13}
\]
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