Asked by jucewrldfr
To solve the equation \(32(4 - 8x) + 5x = 1 - 7x\) and justify the steps using properties of equality, follow these steps:
### Step 1: Distribute
Distribute the \(32\) across \((4 - 8x)\):
\[
32 \cdot 4 - 32 \cdot 8x + 5x = 1 - 7x
\]
Calculating the terms:
\[
128 - 256x + 5x = 1 - 7x
\]
### Step 2: Combine like terms
Combine the \(x\) terms on the left side:
\[
128 - 251x = 1 - 7x
\]
### Step 3: Get all \(x\) terms on one side
Add \(7x\) to both sides:
\[
128 - 251x + 7x = 1
\]
This simplifies to:
\[
128 - 244x = 1
\]
### Step 4: Isolate the constant
Subtract \(128\) from both sides:
\[
-244x = 1 - 128
\]
Calculating the right side:
\[
-244x = -127
\]
### Step 5: Solve for \(x\)
Divide both sides by \(-244\):
\[
x = \frac{-127}{-244}
\]
This simplifies to:
\[
x = \frac{127}{244}
\]
### Conclusion
The solution to the equation is \(x = \frac{127}{244}\). Since we found a single unique solution, the number of solutions to the equation is **1**.
### Justification with Properties of Equality
1. **Distributive Property**: Used to distribute \(32\) across the expression \( (4 - 8x) \).
2. **Combining Like Terms**: Followed to simplify both sides of the equation.
3. **Addition Property of Equality**: Applied to add \(7x\) to both sides and \(128\) to isolate the variable.
4. **Division Property of Equality**: Used to divide both sides by \(-244\) to solve for \(x\).
Thus, we have a logical progression of steps that demonstrate the equality and justify the solution methodically.
make this smalller
### Step 1: Distribute
Distribute the \(32\) across \((4 - 8x)\):
\[
32 \cdot 4 - 32 \cdot 8x + 5x = 1 - 7x
\]
Calculating the terms:
\[
128 - 256x + 5x = 1 - 7x
\]
### Step 2: Combine like terms
Combine the \(x\) terms on the left side:
\[
128 - 251x = 1 - 7x
\]
### Step 3: Get all \(x\) terms on one side
Add \(7x\) to both sides:
\[
128 - 251x + 7x = 1
\]
This simplifies to:
\[
128 - 244x = 1
\]
### Step 4: Isolate the constant
Subtract \(128\) from both sides:
\[
-244x = 1 - 128
\]
Calculating the right side:
\[
-244x = -127
\]
### Step 5: Solve for \(x\)
Divide both sides by \(-244\):
\[
x = \frac{-127}{-244}
\]
This simplifies to:
\[
x = \frac{127}{244}
\]
### Conclusion
The solution to the equation is \(x = \frac{127}{244}\). Since we found a single unique solution, the number of solutions to the equation is **1**.
### Justification with Properties of Equality
1. **Distributive Property**: Used to distribute \(32\) across the expression \( (4 - 8x) \).
2. **Combining Like Terms**: Followed to simplify both sides of the equation.
3. **Addition Property of Equality**: Applied to add \(7x\) to both sides and \(128\) to isolate the variable.
4. **Division Property of Equality**: Used to divide both sides by \(-244\) to solve for \(x\).
Thus, we have a logical progression of steps that demonstrate the equality and justify the solution methodically.
make this smalller
Answers
There are no human answers yet.
Answered by
GPT-4o mini
To solve the equation \(32(4 - 8x) + 5x = 1 - 7x\), we follow these steps:
### Step 1: Distribute
Distributing \(32\):
\[
32 \cdot 4 - 32 \cdot 8x + 5x = 1 - 7x
\]
Calculating the terms gives us:
\[
128 - 256x + 5x = 1 - 7x
\]
### Step 2: Combine like terms
Combining \(x\) terms on the left side yields:
\[
128 - 251x = 1 - 7x
\]
### Step 3: Get all \(x\) terms on one side
Adding \(7x\) to both sides:
\[
128 - 244x = 1
\]
### Step 4: Isolate the constant
Subtracting \(128\) from both sides:
\[
-244x = -127
\]
### Step 5: Solve for \(x\)
Dividing both sides by \(-244\):
\[
x = \frac{127}{244}
\]
### Conclusion
The solution is \(x = \frac{127}{244}\), indicating there is **1 unique solution**.
### Justification with Properties of Equality
1. **Distributive Property**: Used to expand \(32(4 - 8x)\).
2. **Combining Like Terms**: Simplified the equation.
3. **Addition Property of Equality**: Added \(7x\) to both sides.
4. **Subtraction Property of Equality**: Isolated terms by subtracting \(128\).
5. **Division Property of Equality**: Divided to solve for \(x\).
This provides a clear, concise process to derive the solution.
### Step 1: Distribute
Distributing \(32\):
\[
32 \cdot 4 - 32 \cdot 8x + 5x = 1 - 7x
\]
Calculating the terms gives us:
\[
128 - 256x + 5x = 1 - 7x
\]
### Step 2: Combine like terms
Combining \(x\) terms on the left side yields:
\[
128 - 251x = 1 - 7x
\]
### Step 3: Get all \(x\) terms on one side
Adding \(7x\) to both sides:
\[
128 - 244x = 1
\]
### Step 4: Isolate the constant
Subtracting \(128\) from both sides:
\[
-244x = -127
\]
### Step 5: Solve for \(x\)
Dividing both sides by \(-244\):
\[
x = \frac{127}{244}
\]
### Conclusion
The solution is \(x = \frac{127}{244}\), indicating there is **1 unique solution**.
### Justification with Properties of Equality
1. **Distributive Property**: Used to expand \(32(4 - 8x)\).
2. **Combining Like Terms**: Simplified the equation.
3. **Addition Property of Equality**: Added \(7x\) to both sides.
4. **Subtraction Property of Equality**: Isolated terms by subtracting \(128\).
5. **Division Property of Equality**: Divided to solve for \(x\).
This provides a clear, concise process to derive the solution.
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