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Simplify [3(-7)-2(9) ][5(-7)+3(9) ] ?
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Algebra
On a flight from Orlando to Washington, D.C., the airline sold 52 economy seats, 25 businessclass seats, 12 first-class seats, and there were 20 empty seats. The airline has determined that it makes a profit of $550 per first-class seat and $100 profit per business-class seat. However, the airline incurs a loss of $20 per economy seat and a loss of $75 per empty seat. Determine the profit (or loss) for the flight?
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Algebra
Simplify the following: (a) 4(x+2)+3(x+6) (b) -5(y+3)-2(y-8) (c) 5(x-y)-(x+y)
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Algebra
Simplify 3(2x+5y)+4(3x+2y) ?
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Algebra
Evaluate x^2-2xy+y^2 for x=-2 and y=-5 ?
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Algebra
Find the value of 3x-4y when x=2 and y=-3 ?
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Algebra
Evaluate 〖(a+b)〗^2 for a=6 and b=-2 ?
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Algebra
Evaluate (3x+2y)(2x-y)for x=4 and y=-1 ?
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Algebra
