Evaluate Using the Given Value 6t-20-32u when t=6 and u=1/4

$6 t - 20 - 32 u$ when $t = 6$ and $u = \frac{1}{4}$

Replace the variable $t$ with $6$ in the expression.

$6 (6) - 20 - 32 u$

Replace the variable $u$ with $\frac{1}{4}$ in the expression.

$6 (6) - 20 - 32 (\frac{1}{4})$

Simplify each term.

Multiply $6$ by $6$ .

$36 - 20 - 32 (\frac{1}{4})$

Cancel the common factor of $4$ .

Factor $4$ out of $- 32$ .

$36 - 20 + 4 (- 8) \frac{1}{4}$

Cancel the common factor.

$36 - 20 + 4 \cdot - 8 \frac{1}{4}$

Rewrite the expression.

$36 - 20 - 8$

Simplify by subtracting numbers.

Subtract $20$ from $36$ .

$16 - 8$

Subtract $8$ from $16$ .

$8$