Wally opended a savings account with a deposit of $100. He plans to put $40 each week into the account. What is the equation of the line in slope-intercept form that shows Wally total savings?

the answer is simply just 6n add the two together as they have an n

the height of the surface increases from the center out to the sides of the road.

step-by-step explanation:

as we move out we move away from the x-axis.

and as mentioned in the problem statement that height of a road increases when we move away from the center x.

hence proved that 3rd option

the height of the surface increases from the center out to the sides of the road.

is the correct option.