Pre-Algebra Examples

$- 3 (x + 1) + 4 x = 14$

Step 1

Simplify $- 3 (x + 1) + 4 x$ .

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Step 1.1

Simplify each term.

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Step 1.1.1

Apply the distributive property.

$- 3 x - 3 \cdot 1 + 4 x = 14$

Step 1.1.2

Multiply $- 3$ by $1$ .

$- 3 x - 3 + 4 x = 14$

Step 1.2

Add $- 3 x$ and $4 x$ .

$x - 3 = 14$

Step 2

Move all terms not containing $x$ to the right side of the equation.

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Step 2.1

Add $3$ to both sides of the equation.

$x = 14 + 3$

Step 2.2

Add $14$ and $3$ .

$x = 17$