Algebra Examples

$\sqrt{5 x + 1 - 6} = 0$

Step 1

To remove the radical on the left side of the equation, square both sides of the equation.

${\sqrt{5 x + 1 - 6}}^{2} = 0^{2}$

Step 2

Simplify each side of the equation.

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Step 2.1

Use $\sqrt[n]{a^{x}} = a^{\frac{x}{n}}$ to rewrite $\sqrt{5 x + 1 - 6}$ as ${(5 x + 1 - 6)}^{\frac{1}{2}}$ .

${({(5 x + 1 - 6)}^{\frac{1}{2}})}^{2} = 0^{2}$

Step 2.2

Simplify the left side.

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Step 2.2.1

Simplify ${({(5 x + 1 - 6)}^{\frac{1}{2}})}^{2}$ .

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Step 2.2.1.1

Multiply the exponents in ${({(5 x + 1 - 6)}^{\frac{1}{2}})}^{2}$ .

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Step 2.2.1.1.1

Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

${(5 x + 1 - 6)}^{\frac{1}{2} \cdot 2} = 0^{2}$

Step 2.2.1.1.2

Cancel the common factor of $2$ .

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Step 2.2.1.1.2.1

Cancel the common factor.

${(5 x + 1 - 6)}^{\frac{1}{2} \cdot 2} = 0^{2}$

Step 2.2.1.1.2.2

Rewrite the expression.

${(5 x + 1 - 6)}^{1} = 0^{2}$

Step 2.2.1.2

Subtract $6$ from $1$ .

${(5 x - 5)}^{1} = 0^{2}$

Step 2.2.1.3

Simplify.

$5 x - 5 = 0^{2}$

Step 2.3

Simplify the right side.

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Step 2.3.1

Raising $0$ to any positive power yields $0$ .

$5 x - 5 = 0$

Step 3

Solve for $x$ .

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Step 3.1

Add $5$ to both sides of the equation.

$5 x = 5$

Step 3.2

Divide each term in $5 x = 5$ by $5$ and simplify.

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Step 3.2.1

Divide each term in $5 x = 5$ by $5$ .

$\frac{5 x}{5} = \frac{5}{5}$

Step 3.2.2

Simplify the left side.

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Step 3.2.2.1

Cancel the common factor of $5$ .

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Step 3.2.2.1.1

Cancel the common factor.

$\frac{5 x}{5} = \frac{5}{5}$

Step 3.2.2.1.2

Divide $x$ by $1$ .

$x = \frac{5}{5}$

Step 3.2.3

Simplify the right side.

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Step 3.2.3.1

Divide $5$ by $5$ .

$x = 1$