Topic 4 Summative Review

• 4h + 6

Tags

MA.7.AR.1.1

MA.7.AR.1.2

Select all the expressions which are equivalent to –3(0.15 – 0.2 + 0.25p).

Groups:

(a) Equivalent

,

(b) Not Equivalent

• 0.15 – 0.75p

• –0.45 – 0.6 + 0.25p

• 3(0.15 + 0.2 + 0.25p)

• –3(–0.05 + 0.25p)

• –3(0.05 + 0.25p)

Tags

MA.7.AR.1.1

MA.7.AR.1.2

• a + b – 24

• 4a – 6b

• 4a + b – 6

• a + 4b – 24

Tags

MA.7.AR.1.1

MA.7.AR.1.2

Use the Distributive Property, which expression is equivalent to z(–6.4 – 3.5x)?

• –6.4z – 3.5x

• z – 6.4 – 3.5x

• –6.4z – 3.5xz

• –6.4xz – 3.5xz

Tags

MA.7.AR.1.1

MA.7.AR.1.2

• 10.5(12x)

• (10.5 + 12 + x)

• 126x

• 126 + 10.5x

Tags

MA.7.AR.1.1

MA.7.AR.1.2

Which uses the GCF to generate an expression equivalent to 24v – 84?

• 3(8v – 28)

• 6(4v – 14)

• 12(2v – 7)

• 24(v – 60)

Select all the expressions that are equivalent to 0.3(9n + 22).

Groups:

(a) Equivalent

,

(b) Not Equivalent

• –2.7n – 6.6

• 2.7n + 6.6

• 6.6 + 2.7n
  

• 6.6 – 2.7n

• 2.7 + 6.6n

Determine if each expression is or is not equivalent to −0.5g + 2.5.

Groups:

(a) Equivalent

,

(b) Not Equivalent

• -0.5(g-5)

• 0.5(g-5)

• -0.5(g+5)

• 0.5(-g+5)

Write 21x + 56xy as an equivalent expression