Pre-Algebra Examples

$y = x - 4$

Step 1

Choose any value for

$x$ that is in the domain to plug into the equation.

Step 2

Choose

$0$ to substitute in for

$x$ to find the ordered pair.

Tap for more steps...

Step 2.1

Remove parentheses.

$y = 0 - 4$

Step 2.2

Remove parentheses.

$y = (0) - 4$

Step 2.3

Subtract

$4$ from

$0$ .

$y = - 4$

Step 2.4

Use the

$x$ and

$y$ values to form the ordered pair.

$(0, - 4)$

Step 3

Choose

$1$ to substitute in for

$x$ to find the ordered pair.

Tap for more steps...

Step 3.1

Remove parentheses.

$y = 1 - 4$

Step 3.2

Remove parentheses.

$y = (1) - 4$

Step 3.3

Subtract

$4$ from

$1$ .

$y = - 3$

Step 3.4

Use the

$x$ and

$y$ values to form the ordered pair.

$(1, - 3)$

Step 4

Choose

$2$ to substitute in for

$x$ to find the ordered pair.

Tap for more steps...

Step 4.1

Remove parentheses.

$y = 2 - 4$

Step 4.2

Remove parentheses.

$y = (2) - 4$

Step 4.3

Subtract

$4$ from

$2$ .

$y = - 2$

Step 4.4

Use the

$x$ and

$y$ values to form the ordered pair.

$(2, - 2)$

Step 5

These are three possible solutions to the equation.

$(0, - 4), (1, - 3), (2, - 2)$

Step 6

$y = x - 4$

(

)

[

]

√



≥















≤





































