Review Review Review - BOY->ANGLES

Like terms are 

• numbers or same variable raised to the same power
• equal numbers
• only unknown values

Choose an expression that is equivalent to the following
6n + 2(3 - 5n)

• n + 6
• 6 - 4n
• 16n + 6

5r + 3 - (1 + 6r)

• -11r + 2

• -2r + 2

• -r + 2

• 11r + 2

Which expression represents the perimeter, in units, of this trapezoid? The four sides are: 2x+1, x+2, 3x-1, and x+1.

• 7x + 3

• 7x -1

• 2x + 1

• 2x - 1

9(-1/3 + 4) - 6m

• -3m + 36

• -9m + 36

• 3m + 36

-0.25 (12y + 4)

• 11.75y + 4

• -3y - 1

• 11.75y + 3.75

• -3y - 4

7x - 14 = 35

• 2

• 3

• 5

• 7

x/2 - 7 = 15

• 4

• 11

• 16

• 44

When solving an inequality, what is the main thing that is different from solving equations.

• Draw the line

• Use inverse operations to solve.

• Bring down the inequality symbol and FLIP the symbol when you multiply or divide by a negative.

• A
• B
• C
• D