Answer:
If its per month then its 900
Step-by-step explanation:
3600/4 = 900
900*4 = 3600
B. SAS
Pretty much the way I look at it, there is one angle, and 2 sides beside it. Easiest way for me to explain.
4x=20
4/4x=20/4
x=5
u want to isolate the variable to solve these equations