Finite Math Examples

$\frac{1}{2} x + \frac{1}{2} y = 3$

Step 1

Find the x-intercepts.

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Step 1.1

To find the x-intercept(s), substitute in $0$ for $y$ and solve for $x$ .

$\frac{1}{2} x + \frac{1}{2} \cdot (0) = 3$

Step 1.2

Solve the equation.

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Step 1.2.1

Simplify $\frac{1}{2} x + \frac{1}{2} \cdot (0)$ .

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Step 1.2.1.1

Simplify each term.

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Step 1.2.1.1.1

Combine $\frac{1}{2}$ and $x$ .

$\frac{x}{2} + \frac{1}{2} \cdot (0) = 3$

Step 1.2.1.1.2

Multiply $\frac{1}{2}$ by $0$ .

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

Step 1.2.1.2

Add $\frac{x}{2}$ and $0$ .

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

Step 1.2.2

Multiply both sides of the equation by $2$ .

$2 \frac{x}{2} = 2 \cdot 3$

Step 1.2.3

Simplify both sides of the equation.

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Step 1.2.3.1

Simplify the left side.

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Step 1.2.3.1.1

Cancel the common factor of $2$ .

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Step 1.2.3.1.1.1

Cancel the common factor.

$2 \frac{x}{2} = 2 \cdot 3$

Step 1.2.3.1.1.2

Rewrite the expression.

$x = 2 \cdot 3$

Step 1.2.3.2

Simplify the right side.

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Step 1.2.3.2.1

Multiply $2$ by $3$ .

$x = 6$

Step 1.3

x-intercept(s) in point form.

x-intercept(s): $(6, 0)$

Step 2

Find the y-intercepts.

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Step 2.1

To find the y-intercept(s), substitute in $0$ for $x$ and solve for $y$ .

$\frac{1}{2} \cdot (0) + \frac{1}{2} y = 3$

Step 2.2

Solve the equation.

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Step 2.2.1

Simplify $\frac{1}{2} \cdot (0) + \frac{1}{2} y$ .

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Step 2.2.1.1

Simplify each term.

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Step 2.2.1.1.1

Multiply $\frac{1}{2}$ by $0$ .

$0 + \frac{1}{2} y = 3$

Step 2.2.1.1.2

Combine $\frac{1}{2}$ and $y$ .

$0 + \frac{y}{2} = 3$

Step 2.2.1.2

Add $0$ and $\frac{y}{2}$ .

$\frac{y}{2} = 3$

Step 2.2.2

Multiply both sides of the equation by $2$ .

$2 \frac{y}{2} = 2 \cdot 3$

Step 2.2.3

Simplify both sides of the equation.

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Step 2.2.3.1

Simplify the left side.

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Step 2.2.3.1.1

Cancel the common factor of $2$ .

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Step 2.2.3.1.1.1

Cancel the common factor.

$2 \frac{y}{2} = 2 \cdot 3$

Step 2.2.3.1.1.2

Rewrite the expression.

$y = 2 \cdot 3$

Step 2.2.3.2

Simplify the right side.

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Step 2.2.3.2.1

Multiply $2$ by $3$ .

$y = 6$

Step 2.3

y-intercept(s) in point form.

y-intercept(s): $(0, 6)$

Step 3

List the intersections.

x-intercept(s): $(6, 0)$

y-intercept(s): $(0, 6)$

Step 4