Question
7. \( 3+5^{2}-(12+3)= \)
Ask by Hamilton Daniels. in the United States
Jan 12,2025
Real Tutor Solution
Tutor-Verified Answer
Answer
The final answer is 13.
Solution
To solve the expression \( 3 + 5^{2} - (12 + 3) \), we'll follow the order of operations (PEMDAS/BODMAS):
1. **Exponents**:
\[
5^{2} = 25
\]
2. **Parentheses**:
\[
12 + 3 = 15
\]
3. **Substitute back into the expression**:
\[
3 + 25 - 15
\]
4. **Perform the addition and subtraction from left to right**:
\[
3 + 25 = 28
\]
\[
28 - 15 = 13
\]
**Final Answer:**
\[
13
\]
Reviewed and approved by the UpStudy tutoring team
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Extra Insights
To solve the expression \( 3 + 5^{2} - (12 + 3) \), we start by calculating the exponent and simplifying inside the parentheses. First, \( 5^{2} = 25 \), and \( 12 + 3 = 15 \). Now replacing these values in the expression gives us \( 3 + 25 - 15 \). Next, we perform the addition and subtraction from left to right: \( 3 + 25 = 28 \), and then \( 28 - 15 = 13 \). So, the final answer is \( 13 \). Now go ahead and impress your friends with your math skills!