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What is the solution for [tex][tex]$x$[/tex][/tex] in the equation?

[tex]\[ -3x + 7x - 8 = 34 + 9x - 2 \][/tex]

A. [tex][tex]$ x = \frac{1}{8} $[/tex][/tex]
B. [tex][tex]$ x = 8 $[/tex][/tex]
C. [tex][tex]$ x = -8 $[/tex][/tex]
D. [tex][tex]$ x = -\frac{1}{8} $[/tex][/tex]

Sagot :

To solve the equation [tex]\(-3x + 7x - 8 = 34 + 9x - 2\)[/tex], we will proceed with the following steps:

1. Simplify both sides of the equation.

\begin{align}
-3x + 7x - 8 &= 34 + 9x - 2
\end{align
}

Combine like terms on both sides:

\begin{align}
(7x - 3x) - 8 &= 34 - 2 + 9x \\
4x - 8 &= 32 + 9x
\end{align
}

2. Bring all terms involving [tex]\(x\)[/tex] to one side and constant terms to the other side.

\begin{align}
4x - 8 &= 32 + 9x
\end{align
}

Subtract [tex]\(9x\)[/tex] from both sides:

\begin{align}
4x - 9x - 8 &= 32 \\
-5x - 8 &= 32
\end{align
}

3. Isolate the [tex]\(x\)[/tex] term.

Add 8 to both sides:

\begin{align}
-5x &= 32 + 8 \\
-5x &= 40
\end{align
}

Divide both sides by [tex]\(-5\)[/tex]:

\begin{align}
x &= \frac{40}{-5} \\
x &= -8
\end{align
}

Hence, the solution for the equation [tex]\(-3x + 7x - 8 = 34 + 9x - 2\)[/tex] is [tex]\(x = -8\)[/tex].

So, the correct answer is:
[tex]\[ \boxed{x = -8} \][/tex]

```option c```