Answer:
B
Step-by-step explanation:
20 x 15 is 450 and add it to the semi circle which us 88.4
Hope this helps u :D
Answer:

Step-by-step explanation:
To add fractions <em>with the same denominator</em>, simply add the numerators:

So:

To use the elimination method, you have to create variables that have the same coefficient, then you can eliminate them.