Equivalent Expressions Practice

Which expression is equivalent to 6(x+7) ?

• 6x - 7
• 6x + 7
• 6x - 42
• 6x + 42

Which expression is equivalent to -20 - 8x + 30 - 2x ?

• 10x + 50
• -10x + 10
• -10x + 50
• 10x + 10

Which expression is NOT equivalent to 9(X + 3)?

• 9x + 3
• 9x + 27
• 9 ⋅ x + 9 ⋅ 3
• 3(3x + 9)

Which two expressions are equivalent?

• 8⋅5÷x
  x÷5·8
• 4·x+2
  4·(x+2)
• 5-x
  x-5
• (x+12)+4
  x+(12+4)

Which expression is equivalent to y·24?

• (y·4)+20
• (y·20)+4
• (y·20)+(y·4)
• (y·2)·4

• 0+5
• 2·0
• 1+0
• 1·4

Which two expressions are not equivalent?

• 5x-10
  5⋅(x-2
• x+(3⋅9)
  (x+3)⋅9
• −8+x
  x-8
• 2(x+7)
  2(7+x)

• Kofi only
• Yahir only
• Kofi and Delila only
• .  Kofi, Delila, and Yahir

Which expression is equivalent to -5(x+2)?

• -5x-10
• -5x+2
• -5x+10
• 5x+10

Which expression is equivalent to 50÷÷(5+x)?

• (5+x)÷50
• 50÷5+50÷x
• 50÷(x+5)
• (50÷5)x