Which integer represents each situation
deposit of $15

i think that you should ask google for the answer to that problem because if we don't know it google does

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!

a.)the line for function b is steeper

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