Pre-Algebra Examples

$7 x + 7 = 7$

Step 1

Subtract $7$ from both sides of the equation.

$7 x + 7 - 7 = 0$

Step 2

Combine the opposite terms in $7 x + 7 - 7$ .

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Step 2.1

Subtract $7$ from $7$ .

$7 x + 0 = 0$

Step 2.2

Add $7 x$ and $0$ .

$7 x = 0$

$7 x = 0$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$