<span>x² - 18x - 4 = ox² - 18x = 4x² - 18x + (18/2)² = 4 + (18/2)²x² - 18x + 81
</span>
Answer:
$130
Step-by-step explanation:
Answer:
100.
Step-by-step explanation:
25%*400
=100
¡Espero que esto haya ayudado!
Yep you have done it correctly
Answer:
3
Step-by-step explanation: