meljoewinkwink
Answered

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Clarence brought 5 rolls of color film and 4 rolls of black - and - white film for his camera for a total of $24.00. The black - and - white cost $1.50 per roll more than the color film. how much does one roll of the black - and -white film cost?

Sagot :

Scryt
x - price for roll of collor film
[tex]x +1.50 [/tex]- price for black and white roll of film
[tex]5x+4(x+1.50)=24[/tex]
[tex]5x+4x+6=24[/tex]
[tex]9x=18[/tex]
[tex]x=2[/tex]$
[tex]2+1.50=3.50[/tex]$
One roll of the black and white film costs 3.50$
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