Answer:0.51 I just took the test
Step-by-step explanation:
Answer:
D: 5:2
40:16 simplified is 5:2
90x+10y
Add 89 and 1
Add 5 and 5
90x+10y in this order
21
X=132-13A/A, A cannot equal 0
A=132/X+13, X cannot equal -13
