Question
Solve this equation. \( 10 d=32 \) Draw a hanger or a tape dagram if it helps wifh your thinking.
Ask by Smith Mcdonald. in the United States
Feb 07,2025
Real Tutor Solution
Tutor-Verified Answer
Answer
\( d = 3.2 \)
Solution
Sure! Let's solve the equation \( 10d = 32 \) using a **tape diagram** to visualize the problem.
### Step 1: Understand the Equation
The equation \( 10d = 32 \) means that **10 times** a certain number \( d \) equals **32**. We need to find the value of \( d \).
### Step 2: Draw a Tape Diagram
A **tape diagram** helps us visualize the equation by representing the unknown value and how many times it appears.
```
|--- d ---|--- d ---|--- d ---|--- d ---|--- d ---|--- d ---|--- d ---|--- d ---|--- d ---|--- d ---|
Total: 32
```
- Each **`|--- d ---|`** represents one \( d \).
- There are **10** \( d \)'s in total.
- The entire length of the tape diagram equals **32**.
### Step 3: Calculate the Value of \( d \)
To find the value of one \( d \), divide the total by the number of \( d \)'s (which is 10):
\[
d = \frac{32}{10}
\]
\[
d = 3.2
\]
### Step 4: Verify the Solution
Let's check if \( d = 3.2 \) satisfies the original equation:
\[
10d = 10 \times 3.2 = 32
\]
Since both sides equal **32**, our solution is correct.
### Summary
\[
10d = 32 \implies d = \frac{32}{10} = 3.2
\]
Using the tape diagram helped us visualize that **10 equal parts** make up the total **32**, so each part \( d \) is **3.2**.
Reviewed and approved by the UpStudy tutoring team
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Extra Insights
To solve the equation \(10d = 32\), you want to isolate \(d\). Divide both sides of the equation by 10: \[ d = \frac{32}{10} = 3.2 \] Now you know that \(d\) is 3.2, which means if you had 10 identical sections (like 10 parts of a hanger), each of those sections would measure 3.2 units long! Imagine a visual aid, like a tape diagram, with 10 equal segments that represent the value of \(d\). Each segment would be marked as 3.2, and when you add them all together, they would total up to 32. This can make understanding proportions and division feel more concrete!