Pre-Algebra Examples

$33 + 15 x = 3 x - x + 4 x$

Step 1

Simplify $3 x - x + 4 x$ .

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Step 1.1

Subtract $x$ from $3 x$ .

$33 + 15 x = 2 x + 4 x$

Step 1.2

Add $2 x$ and $4 x$ .

$33 + 15 x = 6 x$

Step 2

Graph each side of the equation. The solution is the x-value of the point of intersection.

$x = - \frac{11}{3}$

Step 3