Question
Solve For X and create a example a litte more advanced of
Solve For X
7x=49
Solve For X
7x=49
Answers
Answered by
GPT-4o mini
To solve the equation \(7x = 49\) for \(x\), you follow these steps:
1. Divide both sides of the equation by \(7\):
\[
x = \frac{49}{7}
\]
2. Simplify the right side:
\[
x = 7
\]
So, \(x = 7\) is the solution.
### More Advanced Example
Now, let's consider a slightly more complex equation:
\[
3(2x - 4) + 5 = 2(x + 6) - 3
\]
#### Step 1: Distribute on both sides
On the left side:
\[
3 \cdot 2x - 3 \cdot 4 + 5 = 6x - 12 + 5 = 6x - 7
\]
On the right side:
\[
2 \cdot x + 2 \cdot 6 - 3 = 2x + 12 - 3 = 2x + 9
\]
Now the equation is:
\[
6x - 7 = 2x + 9
\]
#### Step 2: Move all \(x\) terms to one side and constant terms to the other side
Subtract \(2x\) from both sides:
\[
6x - 2x - 7 = 9
\]
This simplifies to:
\[
4x - 7 = 9
\]
#### Step 3: Add \(7\) to both sides
\[
4x = 9 + 7
\]
\[
4x = 16
\]
#### Step 4: Divide by \(4\)
\[
x = \frac{16}{4}
\]
\[
x = 4
\]
So the solution to the equation \(3(2x - 4) + 5 = 2(x + 6) - 3\) is \(x = 4\).
1. Divide both sides of the equation by \(7\):
\[
x = \frac{49}{7}
\]
2. Simplify the right side:
\[
x = 7
\]
So, \(x = 7\) is the solution.
### More Advanced Example
Now, let's consider a slightly more complex equation:
\[
3(2x - 4) + 5 = 2(x + 6) - 3
\]
#### Step 1: Distribute on both sides
On the left side:
\[
3 \cdot 2x - 3 \cdot 4 + 5 = 6x - 12 + 5 = 6x - 7
\]
On the right side:
\[
2 \cdot x + 2 \cdot 6 - 3 = 2x + 12 - 3 = 2x + 9
\]
Now the equation is:
\[
6x - 7 = 2x + 9
\]
#### Step 2: Move all \(x\) terms to one side and constant terms to the other side
Subtract \(2x\) from both sides:
\[
6x - 2x - 7 = 9
\]
This simplifies to:
\[
4x - 7 = 9
\]
#### Step 3: Add \(7\) to both sides
\[
4x = 9 + 7
\]
\[
4x = 16
\]
#### Step 4: Divide by \(4\)
\[
x = \frac{16}{4}
\]
\[
x = 4
\]
So the solution to the equation \(3(2x - 4) + 5 = 2(x + 6) - 3\) is \(x = 4\).
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