Algebra Examples

$15 x - x - 10 x - 3 x - 1 = 7$

Step 1

Simplify $15 x - x - 10 x - 3 x - 1$ .

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Step 1.1

Subtract $x$ from $15 x$ .

$14 x - 10 x - 3 x - 1 = 7$

Step 1.2

Subtract $10 x$ from $14 x$ .

$4 x - 3 x - 1 = 7$

Step 1.3

Subtract $3 x$ from $4 x$ .

$x - 1 = 7$

Step 2

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

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Step 2.1

Add $1$ to both sides of the equation.

$x = 7 + 1$

Step 2.2

Add $7$ and $1$ .

$x = 8$