Equivalent Algebraic

Nancy has n number of baseball cards. Tony has 3 fewer baseball cards than Nancy. Which expression shows the number of baseball cards Tony has?

• n × 3

• n – 3

• 3 – n

• 3 ÷ n

Are the following expressions equivalent if y=4?

5y - 8 and 2(5y -4)

• Yes, they are equivalent.

• No, they are not equivalent.

Are the following expressions equivalent?

• yes

• no

write an equivalent expression

3(m+3)=_m+_

• 3 and 9

• 1 and 6

• 3 and 6

• 2 and 10

Which of the following is an equivalent expression to 8x - 24?

• 2(4x + 12)

• 8(x - 3)

• -4(2x + 6)

• -4(x - 6)

write 3(x-6) as an equivalent expression

• x-16

• 3x-18

• 3x-6

• 3x-3

write 5w-15 as an equivalent expression

• 15(w+5)

• w(5-3)

• 5(w-3)

• 10

Choose the equivalent expression of 10(y^2+2.45)

• 10y^2+24.5

• 10y^2+245

• 2y^2+24

• 4y^2+30

The triangle was reflected across the y-axis.  Which algebraic representation best describes this transformation?

The triangle was reflected across the x-axis. Which algebraic representation best describes this transformation?