Pregunta
2. Use the distributive property of multiplic Example: \( 4(5+9)=4 \times 5+4 \times 9=(4 \times \) a. \( 3(4+2)=3 \times 4+1+99= \) b. \( 10(2+3)=\square \) c. \( 5(3+1)=\square \)
Ask by Chen Hilton. in South Africa
Jan 23,2025
Solución de tutoría real
Respuesta verificada por el tutor
Responder
a. \( 3(4 + 2) = 18 \)
b. \( 10(2 + 3) = 50 \)
c. \( 5(3 + 1) = 20 \)
Solución
Sure! Let's apply the **distributive property of multiplication** to each of the given problems. The distributive property states that:
\[
a(b + c) = a \times b + a \times c
\]
### **Example:**
\[
4(5 + 9) = 4 \times 5 + 4 \times 9 = 20 + 36 = 56
\]
### **a. \( 3(4 + 2) \)**
Apply the distributive property:
\[
3(4 + 2) = 3 \times 4 + 3 \times 2
\]
Calculate each multiplication:
\[
= 12 + 6
\]
Add the results:
\[
= 18
\]
**Answer:** \( 18 \)
---
### **b. \( 10(2 + 3) \)**
Apply the distributive property:
\[
10(2 + 3) = 10 \times 2 + 10 \times 3
\]
Calculate each multiplication:
\[
= 20 + 30
\]
Add the results:
\[
= 50
\]
**Answer:** \( 50 \)
---
### **c. \( 5(3 + 1) \)**
Apply the distributive property:
\[
5(3 + 1) = 5 \times 3 + 5 \times 1
\]
Calculate each multiplication:
\[
= 15 + 5
\]
Add the results:
\[
= 20
\]
**Answer:** \( 20 \)
---
### **Summary of Answers:**
- **a.** \( 18 \)
- **b.** \( 50 \)
- **c.** \( 20 \)
If you have any more questions or need further clarification, feel free to ask!
Revisado y aprobado por el equipo de tutoría de UpStudy
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The Deep Dive
When you apply the distributive property, it’s like spreading the magic of multiplication over addition! So for part a you would get \( 3(4 + 2) = 3 \times 4 + 3 \times 2 = 12 + 6 = 18 \). Remember to multiply by 3 for both terms inside the parentheses! Now for part b, \( 10(2 + 3) \) goes like this: \( 10 \times 2 + 10 \times 3 = 20 + 30 = 50 \). And for part c: \( 5(3 + 1) = 5 \times 3 + 5 \times 1 = 15 + 5 = 20 \). Voilà, you’ve nailed the distributive property!
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