Question
\begin{tabular}{c|c}\( 7 x+2-2 \) & solve for \( x \) \\ \hline 0 & 4 \\ \hline 3 & -1 \\ \hline\end{tabular}
Ask by Long Gibbs. in the United States
Feb 13,2025
Upstudy AI Solution
Tutor-Verified Answer
Answer
The solution is \( x = 0 \).
Solution
To solve the equation \( 7x + 2 - 2 = 0 \), we first simplify the equation:
1. Combine like terms:
\[
7x + 2 - 2 = 7x + 0 = 7x
\]
So, the equation simplifies to:
\[
7x = 0
\]
2. Now, divide both sides by 7 to isolate \( x \):
\[
x = \frac{0}{7} = 0
\]
Next, we will check the values provided in the table to see if they satisfy the equation \( 7x + 2 - 2 = 0 \).
- For \( x = 4 \):
\[
7(4) + 2 - 2 = 28 + 2 - 2 = 28 \quad (\text{not } 0)
\]
- For \( x = 3 \):
\[
7(3) + 2 - 2 = 21 + 2 - 2 = 21 \quad (\text{not } 0)
\]
- For \( x = -1 \):
\[
7(-1) + 2 - 2 = -7 + 2 - 2 = -7 \quad (\text{not } 0)
\]
The only solution for the equation \( 7x + 2 - 2 = 0 \) is \( x = 0 \). The values \( 4 \), \( 3 \), and \(-1\) do not satisfy the equation.
Thus, the solution is:
\[
\boxed{0}
\]
Answered by UpStudy AI and reviewed by a Professional Tutor
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Mind Expander
To solve the equation \( 7x + 2 - 2 = 0 \), we first simplify it to \( 7x = 0 \). Therefore, \( x = 0 \). Now, plugging \( x = 0 \) into the equation for checking the second condition: \( 7(3) + 2 - 2 \), we simplify it to \( 21 + 2 - 2 = 21 \neq -1 \). So it looks like there's a misunderstanding on the context given because 3 doesn't satisfy the equation derived. Finally, for the row that gave -1, we substituted \( x = -1 \): \( 7(-1) + 2 - 2 = -7 + 2 - 2 = -7 \neq 3 \). Hence, only \( x = 0 \) satisfies the equation.