Pre-Algebra Examples

$2 x + 3 x = 4 x - 5$

Step 1

Add $2 x$ and $3 x$ .

$5 x = 4 x - 5$

Step 2

Move all terms containing $x$ to the left side of the equation.

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Step 2.1

Subtract $4 x$ from both sides of the equation.

$5 x - 4 x = - 5$

Step 2.2

Subtract $4 x$ from $5 x$ .

$x = - 5$