Algebra Examples

$C (x) = 8.5 x + 10$ $R (x) = 15 x$

Step 1

Set up the composite result function.

$C (R (x))$

Step 2

Evaluate $C (15 x)$ by substituting in the value of $R$ into $C$ .

$C (15 x) = 8.5 (15 x) + 10$

Step 3

Multiply $15$ by $8.5$ .

$C (15 x) = 127.5 x + 10$