U1 Summative Review

The length of Ace's garden will be 12 more than 3 times its width.

The length of Addi's garden will be 8 less than 2 times its width.

The widths of the two gardens will be the same.

Write an expression for each garden to represent the amount of chain link fencing Ace and Addi will need to fence in their gardens. (you should input 2 different expressions)

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The length of Ace's garden will be 12 more than 3 times its width.

The length of Addi's garden will be 8 less than 2 times its width.

The widths of the two gardens will be the same.

If the amount of chain link fencing enclosing each garden is equal, what would the dimensions of each garden need to be?

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Kai has $21 from his allowance to spend at the arcade.

If the first 4 games are free and each game cost 75 cents, how many games can Kai play in total?

• 28

• 21

• 32

• 38

Solve the following equation:

2/3(9x − 9) = 2x + 18

• x = -12

• x = 6

• x = 15/2

• x = 3

Solve the following equation:

2(x − 6) = 5x − 3(3x + 7) true?

• x = 13/4

• x = -3/4

• x = 9 3/4

• x = -3/2

Graph the solution to:

3(x − 2) > 3/2x + 2(x − 2)

Rectangle ABCD has a length represented by the expression 2x − 3 and a width represented by the expression 4x + 5. Rectangle PQRS has a length represented by the expression x − 1 and a width represented by the expression 3x + 2.

 

Which of the following expressions can be used to represent the difference in the perimeters of Rectangle ABCD and Rectangle PQRS?

• 2x+1

• 4x+2

• 20x+6

• 6x

Rectangle ABCD has a length represented by the expression 2x − 3 and a width represented by the expression 4x + 5. Rectangle PQRS has a length represented by the expression x − 1 and a width represented by the expression 3x + 2.

 

Which of the following expressions can be used to represent the sum of the perimeters of Rectangle ABCD and Rectangle PQRS?

• 20x+6

• 10x+6

• 20x+30

• 10x+10

Which equation is equivalent to 7x − 2y = 18 when solved for y?

• y=7/2x -9

• y= -7/2x+5

• y= 7/2x -18

• y= -7/2x +18

In order to determine the slant height of several pyramids, Marjorie used the surface area formula, S =  1/2Pl + B for the slant height, l. What is the equation, in terms of l, that represents the correct transformation of the surface area formula?

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