Algebra Examples

$y = x + 5$ , $x = 3$

Step 1

Replace all occurrences of $x$ in $y = x + 5$ with $3$ .

$y = (3) + 5$

$x = 3$

Step 2

Simplify the right side.

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Step 2.1

Add $3$ and $5$ .

$y = 8$

$x = 3$

$y = 8$

$x = 3$