Johnny is saving money to buy a Nintendo Switch. He already has $100 saved. He plans to save $20 from his allowance each week. Write the equation that represents the total savings, y, in terms of x weeks. What is Johnny's total savings after 8 weeks?

1. y=20x+100(this is the equation)

2. 260(this is how much he has after 8 weeks)

Step-by-step explanation:

See below

Step-by-step explanation:

y = 100 + 20x    where x = number of weeks

if x = 8,  y = 100 + 20(8)

             y = 100 + 160

             y = 260

the answer is a

step-by-step explanation:

square root

step-by-step explanation: