Simplify 9(3x+7)-4(6x+7)-1

$9 (3 x + 7) - 4 (6 x + 7) - 1$

Simplify each term.

Apply the distributive property.

$9 (3 x) + 9 \cdot 7 - 4 (6 x + 7) - 1$

Multiply $3$ by $9$ .

$27 x + 9 \cdot 7 - 4 (6 x + 7) - 1$

Multiply $9$ by $7$ .

$27 x + 63 - 4 (6 x + 7) - 1$

Apply the distributive property.

$27 x + 63 - 4 (6 x) - 4 \cdot 7 - 1$

Multiply $6$ by $- 4$ .

$27 x + 63 - 24 x - 4 \cdot 7 - 1$

Multiply $- 4$ by $7$ .

$27 x + 63 - 24 x - 28 - 1$

$27 x + 63 - 24 x - 28 - 1$

Simplify by adding terms.

Subtract $24 x$ from $27 x$ .

$3 x + 63 - 28 - 1$

Simplify by subtracting numbers.

Subtract $28$ from $63$ .

$3 x + 35 - 1$

Subtract $1$ from $35$ .

$3 x + 34$

$3 x + 34$

$3 x + 34$

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