Answer:
18
Step-by-step explanation:
a=6
r=2/6=1/3<1
Yes. It is correct. You need to do that.
45
3x+x has to add up to 180
3x+x=180
4x/4=180/4
x=45
2.0625
Convert the fraction to a decimal by dividing the numerator by the denominator.
