Algebra Examples

$- 7 x - 3 = 2 - 7 x - 5$

Step 1

Subtract $5$ from $2$ .

$- 7 x - 3 = - 7 x - 3$

Step 2

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

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Step 2.1

Add $7 x$ to both sides of the equation.

$- 7 x - 3 + 7 x = - 3$

Step 2.2

Combine the opposite terms in $- 7 x - 3 + 7 x$ .

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Step 2.2.1

Add $- 7 x$ and $7 x$ .

$0 - 3 = - 3$

Step 2.2.2

Subtract $3$ from $0$ .

$- 3 = - 3$

Step 3

Since $- 3 = - 3$ , the equation will always be true for any value of $x$ .

All real numbers

Step 4

The result can be shown in multiple forms.

All real numbers

Interval Notation:

$(- \infty, \infty)$