Finite Math Examples

$x + 1 + x + 2 + x + 3 + x + 4 = 25$

Step 1

Simplify $x + 1 + x + 2 + x + 3 + x + 4$ .

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Step 1.1

Add $x$ and $x$ .

$2 x + 1 + 2 + x + 3 + x + 4 = 25$

Step 1.2

Add $2 x$ and $x$ .

$3 x + 1 + 2 + 3 + x + 4 = 25$

Step 1.3

Add $3 x$ and $x$ .

$4 x + 1 + 2 + 3 + 4 = 25$

Step 1.4

Simplify by adding numbers.

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Step 1.4.1

Add $1$ and $2$ .

$4 x + 3 + 3 + 4 = 25$

Step 1.4.2

Add $3$ and $3$ .

$4 x + 6 + 4 = 25$

Step 1.4.3

Add $6$ and $4$ .

$4 x + 10 = 25$

Step 2

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

$x = \frac{15}{4}$

Step 3