Unit 2 Solving Equations.  The cost in dollars of carpet at Lowes is found by multiplying the area of the room by 12.5 then adding 100.  Write an equation.

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Presentation transcript:

Unit 2 Solving Equations

 The cost in dollars of carpet at Lowes is found by multiplying the area of the room by 12.5 then adding 100.  Write an equation that could be used to find, T, the total cost of “a” square feet of carpet.  How much would 300 square feet of carpet cost?

 Aaron has $25 in her savings account and is trying to save enough money to buy a flat screen TV that costs $350. She earns $15 every time she babysits. Write and equation and solve it to determine how many times she would need to babysit to buy the TV.

 Amanda is 4 years older than 2 times the age of her brother Joey. The difference between Amanda and Joeys age is 14 years. Write and equation and solve to determine how old Amanda and Joey are.

 2x – 4(3x – 5) = 3x + 15

 A rectangle has a length to width ratio of 5 : 2. If the perimeter of the garden is 280 feet, what is the width?

 A square has side lengths of 3x – 2. What simplified expression can be used to represent the perimeter of the square?

 The rectangle below has a perimeter of 80 units. What is the length of the longer side of the rectangle?  x 3.5x – 5

 6x + 4 = -4x - 36