Answer:
<h2>
70 
</h2>
Step-by-step explanation:
Shaded area:
Area of big rectangle - Area of small rectangle

Calculate the difference

Calculate the product

Calculate the difference

Hope this helps...
Best regards!!
-162
Because 9 x 2 = 18
18 - 180 = -162
X/(-9) = 16
x/(-9) x (-9) = 16(-9)
x = 16(-9)
x = - 144
hope this helps
Brennan will have to take 8 more quizzes to get to 25