Trigonometry Examples

$3 x + 7 = 2 x + 5$

Step 1

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

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Step 1.1

Subtract $2 x$ from both sides of the equation.

$3 x + 7 - 2 x = 5$

Step 1.2

Subtract $2 x$ from $3 x$ .

$x + 7 = 5$

Step 2

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

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Step 2.1

Subtract $7$ from both sides of the equation.

$x = 5 - 7$

Step 2.2

Subtract $7$ from $5$ .

$x = - 2$