Algebra Examples

$5 c - 3 d + 11$ when $c = 7$ and $d = 8$

Step 1

Replace the variable $c$ with $7$ in the expression.

$5 (7) - 3 d + 11$

Step 2

Replace the variable $d$ with $8$ in the expression.

$5 (7) - 3 \cdot 8 + 11$

Step 3

Simplify each term.

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Step 3.1

Multiply $5$ by $7$ .

$35 - 3 \cdot 8 + 11$

Step 3.2

Multiply $- 3$ by $8$ .

$35 - 24 + 11$

Step 4

Simplify by adding and subtracting.

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Step 4.1

Subtract $24$ from $35$ .

$11 + 11$

Step 4.2

Add $11$ and $11$ .

$22$