Write an equation for the situation: Tony wants to save $80 to buy a bike. He earns $16 a week babysitting. How many weeks will it take him to save for the bike?
If she saves $11 each week, then in x weeks she will save 11x dollars. ... We want the amount saved to be equal to the price of the bike, so our equation is. 11x + 107 = 173. In a word problem, writing the equation is usually the hardest part. ... She saves 11 dollar per week to get the bike so the formula is:.
