Linear equations word problems
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a paintball court charges an initial entrance fee plus a fixed price per ball.
p represents the total price (in dollars) as a function of the number of balls used n.
p=0.80n + 5.50
how much do 10 balls cost?

Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles

The length of a rectangle is x times the square root of 100. the width is one-half y more than three-halves x. given that the area of the rectangle is 125 cm2, which equation could represent the rectangle in terms of x and y? a) 5xy − 15x = 125 b) 5xy + 15x = 125 c) 15x2 − 5xy = 125 d) 15x2 + 5xy = 125

Timmy uses 1 1 2 cups of sugar for every 2 gallons of lemonade he makes. how many cups of sugar would timmy use if he makes 13 gallons of lemonade?