Answer:
The answer is 9/2 or decimal form is 4.5 i gave you the work in the screenshot below hope it helps :)
Step-by-step explanation:
y = 1/7x + 0
3x + 21y = 21
21y = -3x + 21
y = -3/21x
y = 1/7x
an equivalent fraction for 1/2 is 5/10 an equivalent fraction for 1/3 is 3/9 hope this helps
(2*100,000)+(7*10,000)+(9*100)+(5*10)
8.2 minutes
492 seconds = 8.2 minutes
11 years old
Maggie's age is x
Maggie's brother = 4x - 7
The sum is 48
x + 4x - 7 = 48
5x - 7 = 48
5x = 55
x = 11
