Let's solve the equation:

\[
-1 = 2x - 3x
\]

First, simplify the right-hand side:

\[
2x - 3x = -x
\]

Now the equation becomes:

\[
-1 = -x
\]

To solve for \( x \), divide both sides by \(-1\):

\[
x = 1
\]

So, the solution is:

\[
x = 1
\]

Would you like more details on how this was solved, or do you have any questions?

Here are 5 related questions to further practice:

1. Solve \( 5x - 7x = 6 \).
2. What is the solution to \( 4x - 2x = -10 \)?
3. Solve the equation \( 3x - 5x + 8 = 0 \).
4. Find \( x \) in \( 6 - 4x = 2x \).
5. What is \( x \) if \( -2x + 3x = 9 \)?

**Tip:** Always simplify both sides of an equation first before attempting to solve for the variable.

Learn how to solve the linear equation -1 = 2x - 3x with a step-by-step simplification. This guide explains the algebraic concepts of combining like terms and solving for the variable, suitable for students in Grades 6-8.

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