Equivalent Expressions

Which pair of expressions is equivalent?

• 2x + 4y and x + x + y(4y)

• 6(x + 2) and 6x + 2

• 8x + 3y and 4x + 6y

• 10x + 6y and 6(x + y) + 4x

Which expression is equivalent to g + g + g + g + g + g?

• 5g

• 6g

• g⁵

• g⁶

Which expression is NOT equivalent to 24x - 40?

• 2(12x - 20)

• 3(8x - 13)

• 4(6x - 10)

• 8(3x - 5)

Which expression is equivalent to 5(a + b)

• 5a + B

• a + 5b

• 5a + 5b

Which expression is the same as 42 times x?

• 42/x

• 42 + x

• 42 - x

• 42x

Which phrase is the same as 5 + w?

• 5 times w

• 5 divided by w

• w plus 5

• 5 take away w

Write an algebraic expression that means the same as 50 take away b

Mathematical Equivalence

ON

Simplify the expression 2(3x + 8)

Mathematical Equivalence

ON

Which expression is equivalent to 7(3a + 4b)?

• 21a + 28b

• 10a + 11b

• 21a + 4b

• 10a + 28b

Which expression is equivalent to 15x + 10 - 6x - 1?

• 9x + 9

• 18x

• 15x - 3

• 9x + 11