Finite Math Examples

$\frac{4 x}{8} - 7 = - 4$

Step 1

Cancel the common factor of $4$ and $8$ .

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Step 1.1

Factor $4$ out of $4 x$ .

$\frac{4 (x)}{8} - 7 = - 4$

Step 1.2

Cancel the common factors.

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Step 1.2.1

Factor $4$ out of $8$ .

$\frac{4 x}{4 \cdot 2} - 7 = - 4$

Step 1.2.2

Cancel the common factor.

$\frac{4 x}{4 \cdot 2} - 7 = - 4$

Step 1.2.3

Rewrite the expression.

$\frac{x}{2} - 7 = - 4$

$\frac{x}{2} - 7 = - 4$

$\frac{x}{2} - 7 = - 4$

Step 2

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

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Step 2.1

Add $7$ to both sides of the equation.

$\frac{x}{2} = - 4 + 7$

Step 2.2

Add $- 4$ and $7$ .

$\frac{x}{2} = 3$

$\frac{x}{2} = 3$

Step 3

Multiply both sides of the equation by $2$ .

$2 \frac{x}{2} = 2 \cdot 3$

Step 4

Simplify both sides of the equation.

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Step 4.1

Simplify the left side.

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Step 4.1.1

Cancel the common factor of $2$ .

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Step 4.1.1.1

Cancel the common factor.

$2 \frac{x}{2} = 2 \cdot 3$

Step 4.1.1.2

Rewrite the expression.

$x = 2 \cdot 3$

$x = 2 \cdot 3$

$x = 2 \cdot 3$

Step 4.2

Simplify the right side.

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Step 4.2.1

Multiply $2$ by $3$ .

$x = 6$

$x = 6$

$x = 6$

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