Answer:

Step-by-step explanation:
<u>Formula:</u> 




Answer:
x=-23
Step-by-step explanation:
-3.8x-5.9x=223.1
-9.7x=223.1
x=223.1/-9.7
x=-23
Answer:
2
Step-by-step explanation:
15+12=27
54 / 27 = 2
Answer:
b. the base is 9 and the height is 6
Step-by-step explanation:
Y= -1 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!