Mathematics 800 Fundamentals - Unit 5: More With Functions DISTRIBUTIVE PROPERTY
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All of the following are equivalent except _____.
(5 - 5) x
Simplify -8 + 6( b - 1).
6 b - 14
Simplify 3(2 x - 5).
6 x - 15
Simplify (-2 x - 9)(-4).
8 x + 36
distributive property
a(b + c) = ab + ac, or a(b - c) = ab - ac
equivalent expressions
expressions that are equal in value even though they are written in different ways
Which expression is not equivalent to the other expressions?
-4(3 x + 6)
Simplify -2( x - 5) + 4(9 + x ).
2 x + 46
Which of the following expressions represents the phrase "twice the sum of a number and 5"?
2( x + 5)
Which of the following expressions is equivalent to 3 x + 3 x + 5 + 5?
2(3 x + 5)
Simplify 3(4 x + 6) - 9 x .
3 x + 18
Which expression has a simplified expression of 5 x - 12?
3(4 x - 4) - 7 x