Algebra Examples

$y = 3 x^{2} + 5$ and $y = 5$

Step 1

Eliminate the equal sides of each equation and combine.

$3 x^{2} + 5 = 5$

Step 2

Solve $3 x^{2} + 5 = 5$ for $x$ .

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Step 2.1

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

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Step 2.1.1

Subtract $5$ from both sides of the equation.

$3 x^{2} = 5 - 5$

Step 2.1.2

Subtract $5$ from $5$ .

$3 x^{2} = 0$

Step 2.2

Divide each term in $3 x^{2} = 0$ by $3$ and simplify.

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Step 2.2.1

Divide each term in $3 x^{2} = 0$ by $3$ .

$\frac{3 x^{2}}{3} = \frac{0}{3}$

Step 2.2.2

Simplify the left side.

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Step 2.2.2.1

Cancel the common factor of $3$ .

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Step 2.2.2.1.1

Cancel the common factor.

$\frac{3 x^{2}}{3} = \frac{0}{3}$

Step 2.2.2.1.2

Divide $x^{2}$ by $1$ .

$x^{2} = \frac{0}{3}$

Step 2.2.3

Simplify the right side.

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Step 2.2.3.1

Divide $0$ by $3$ .

$x^{2} = 0$

Step 2.3

Take the specified root of both sides of the equation to eliminate the exponent on the left side.

$x = \pm \sqrt{0}$

Step 2.4

Simplify $\pm \sqrt{0}$ .

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Step 2.4.1

Rewrite $0$ as $0^{2}$ .

$x = \pm \sqrt{0^{2}}$

Step 2.4.2

Pull terms out from under the radical, assuming positive real numbers.

$x = \pm 0$

Step 2.4.3

Plus or minus $0$ is $0$ .

$x = 0$

Step 3

Substitute $0$ for $x$ .

$y = 5$

Step 4

The solution to the system is the complete set of ordered pairs that are valid solutions.

$(0, 5)$

Step 5

The result can be shown in multiple forms.

Point Form:

$(0, 5)$

Equation Form:

$x = 0, y = 5$

Step 6