Simplify 7*(5+30s-45t)

$7 \cdot (5 + 30 s - 45 t)$

Step 1

Apply the distributive property.

$7 \cdot 5 + 7 (30 s) + 7 (- 45 t)$

Step 2

Simplify.

Multiply $7$ by $5$ .

$35 + 7 (30 s) + 7 (- 45 t)$

Multiply $30$ by $7$ .

$35 + 210 s + 7 (- 45 t)$

Multiply $- 45$ by $7$ .

$35 + 210 s - 315 t$

$35 + 210 s - 315 t$

Step 3

Move $35$ .

$210 s - 315 t + 35$

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