Answer:
3 : 1
Step-by-step explanation:
4.05 : 1.35 can be written as in fraction.
To write 4.05 : 1.35 in "n : 1" ratio format , you need to make the denominator of the fraction as 1.
3
1.35n is 4.05
4.05÷1.35 is 3
n is 3
X= or
y=22
y=-5(-2)+12
y=10+12