Algebra Examples

$- 0.4 (3 x - 2) + \frac{2 x + 4}{3}$ for $x = 4$

Step 1

Replace the variable $x$ with $4$ in the expression.

$- 0.4 (3 (4) - 2) + \frac{2 (4) + 4}{3}$

Step 2

Simplify the expression.

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Step 2.1

Multiply $2$ by $4$ .

$- 0.4 (3 (4) - 2) + \frac{8 + 4}{3}$

Step 2.2

Add $8$ and $4$ .

$- 0.4 (3 (4) - 2) + \frac{12}{3}$

Step 3

Simplify each term.

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Step 3.1

Multiply $3$ by $4$ .

$- 0.4 (12 - 2) + \frac{12}{3}$

Step 3.2

Subtract $2$ from $12$ .

$- 0.4 \cdot 10 + \frac{12}{3}$

Step 3.3

Multiply $- 0.4$ by $10$ .

$- 4 + \frac{12}{3}$

Step 3.4

Divide $12$ by $3$ .

$- 4 + 4$

Step 4

Add $- 4$ and $4$ .

$0$