Question
Calculate: 8⋅|−9|−|−7|+|2| (1 point) Responses −63 negative 63 −77 negative 77 81 81 67
Answers
Answered by
GPT-4o mini
To calculate the expression \( 8 \cdot | -9 | - | -7 | + | 2 | \):
1. Calculate the absolute values:
- \( | -9 | = 9 \)
- \( | -7 | = 7 \)
- \( | 2 | = 2 \)
2. Substitute these values back into the expression:
\[
8 \cdot 9 - 7 + 2
\]
3. Perform the multiplication:
\[
8 \cdot 9 = 72
\]
4. Substitute back into the expression:
\[
72 - 7 + 2
\]
5. Perform the subtraction and addition:
\[
72 - 7 = 65
\]
\[
65 + 2 = 67
\]
Therefore, the final answer is \( \boxed{67} \).
1. Calculate the absolute values:
- \( | -9 | = 9 \)
- \( | -7 | = 7 \)
- \( | 2 | = 2 \)
2. Substitute these values back into the expression:
\[
8 \cdot 9 - 7 + 2
\]
3. Perform the multiplication:
\[
8 \cdot 9 = 72
\]
4. Substitute back into the expression:
\[
72 - 7 + 2
\]
5. Perform the subtraction and addition:
\[
72 - 7 = 65
\]
\[
65 + 2 = 67
\]
Therefore, the final answer is \( \boxed{67} \).
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