Trigonometry Examples

$3 (1 + 2 x) = 27$

Step 1

Simplify $3 (1 + 2 x)$ .

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Step 1.1

Apply the distributive property.

$3 \cdot 1 + 3 (2 x) = 27$

Step 1.2

Multiply.

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Step 1.2.1

Multiply $3$ by $1$ .

$3 + 3 (2 x) = 27$

Step 1.2.2

Multiply $2$ by $3$ .

$3 + 6 x = 27$

Step 2

Graph each side of the equation. The solution is the x-value of the point of intersection.

$x = 4$

Step 3