Respuesta :
Answer:
She has been saving 17 months
Step-by-step explanation:
20x - 60 = 280
20x = 340
x = 17
Answer:
Well very interesting question she saves for 17 months.
Let us see!
Step-by-step explanation:
Represent per month saving with 20n. where n is number of months.
she withdraw $60 so
= 20n-60
She now has $280, thus above equation becomes
280= 20n-60
280+60=20n
340/20=n
n=17