A company produces CDs. each disc sells for $15. the income, y dollars, from the sales of x discs is given by y = 15x. the cost to produce x discs is given by y = 5x + 5500 solve the linear system using the substitution method.

121 pints. they had 176 and drank 55

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If you need an equation, it would be y=2x+8, y would be how long it grew, x being weeks.if you need how long he was asleep, it would be 4 weeks if he started with no beard, the equation would be x=8÷2if he did have a beard before hand, the equation would be 2w+x=8