Answer:
10:5 can be simplified both numbers are divisible by 5
10/5=2 5/5=1
2:1
Step-by-step explanation:
Okay so first you distribute to both sides(the arrows). then you subtract 5y to both sides and bring everything down. then you subtract 7 to both sides and get -27=9y and divide by 9 to get the y alone .
Answer:
the last one is the answer!
Answer:
Step-by-step explanation:
x_0=0
x_1 = $40
so delta change is $40. Now we can write the equation as
y = 40x, where y is the total saving account amount.
So after the 6th deposit, her total saving is $240.
y = 40(6) => 240
Rational because 5^3
irrational