Abby's appliances sells DVD players at 7% above the wholesale cost of $89. How much does the store charge for DVD player?
1 answer:
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Solutions
g(x) =
- 
x
g(x) = - <span> x +
x = -5
= </span>g(x) = - × (-5) + <span>
</span>
=
+ <span>
</span>
=
= 7
(-5,7)
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x = 7
= g(x) = - × (7) + <span>
</span>
=
+ <span>
</span>
=
= -9
(-7,9)
x = (-7,9) y = <span>(-5,7)</span>
g(x) =
g(x) = - <span>
x = -5
= </span>g(x) = -
</span>
=
</span>
=
= 7
(-5,7)
≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡
x = 7
= g(x) = -
</span>
=
</span>
=
(-7,9)
x = (-7,9) y = <span>(-5,7)</span>