Pregunta
3) Paulatwats withdraws 20 dollars more than she needs from the bank. a) Write an expression for the amount of money Paula withdraws if she needs \( d \) dollars. b) Find the amount of money Paula withdraws if she needs 20,60 , and 75 dollars.
Ask by Curry Black. in the United States
Jan 24,2025
Solución de tutoría real
Respuesta verificada por el tutor
Responder
**a) Expression for the amount Paula withdraws:**
\[ d + 20 \]
**b) Amounts withdrawn:**
- \$20 needed → \$40 withdrawn
- \$60 needed → \$80 withdrawn
- \$75 needed → \$95 withdrawn
Solución
Sure, let's break down the problem step by step.
### **3) Paula withdraws \$20 more than she needs from the bank.**
#### **a) Write an expression for the amount of money Paula withdraws if she needs \( d \) dollars.**
**Solution:**
Let:
- \( d \) = the amount of money Paula needs.
Since Paula withdraws \$20 more than she needs, the total amount she withdraws can be expressed as:
\[ \text{Amount Withdrawn} = d + 20 \]
**Expression:**
\[ \boxed{d + 20} \]
#### **b) Find the amount of money Paula withdraws if she needs \$20, \$60, and \$75.**
**Solution:**
Using the expression from part **a**, substitute the given values of \( d \) into the expression.
1. **If Paula needs \$20:**
\[
\text{Amount Withdrawn} = 20 + 20 = 40
\]
\[
\boxed{\$40}
\]
2. **If Paula needs \$60:**
\[
\text{Amount Withdrawn} = 60 + 20 = 80
\]
\[
\boxed{\$80}
\]
3. **If Paula needs \$75:**
\[
\text{Amount Withdrawn} = 75 + 20 = 95
\]
\[
\boxed{\$95}
\]
### **Summary:**
- **Expression:** \( d + 20 \)
- **Withdrawn Amounts:**
- Needs \$20 → Withdraws \$40
- Needs \$60 → Withdraws \$80
- Needs \$75 → Withdraws \$95
Revisado y aprobado por el equipo de tutoría de UpStudy
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The Deep Dive
If Paula needs \( d \) dollars, then the expression for the amount of money she withdraws can be represented as \( d + 20 \). This means she’s adding a little extra cushion for herself, just in case life throws her a curveball! Now, let’s plug in the values. If Paula needs $20, she withdraws \( 20 + 20 = 40 \) dollars. If she needs $60, she withdraws \( 60 + 20 = 80 \) dollars. Finally, for $75, she withdraws \( 75 + 20 = 95 \) dollars. So, Paula always has a little extra cash ready for unexpected expenses!
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