Algebra Examples

$3 + 11 t - 9 u$ when $t = 9$ and $u = 11$

Step 1

Replace the variable $t$ with $9$ in the expression.

$3 + 11 (9) - 9 u$

Step 2

Replace the variable $u$ with $11$ in the expression.

$3 + 11 (9) - 9 \cdot 11$

Step 3

Simplify each term.

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Step 3.1

Multiply $11$ by $9$ .

$3 + 99 - 9 \cdot 11$

Step 3.2

Multiply $- 9$ by $11$ .

$3 + 99 - 99$

Step 4

Simplify by adding and subtracting.

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Step 4.1

Add $3$ and $99$ .

$102 - 99$

Step 4.2

Subtract $99$ from $102$ .

$3$