Simplify.Use the distributive property to remove parentheses;then combine like terms . A) 5(2a-b)-3(5b-6a) B) 4(2-x)-3(-5-12x)

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justaguide | College Teacher | (Level 2) Distinguished Educator

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The expression 5(2a-b)-3(5b-6a) has to be simplified.

5(2a-b)-3(5b-6a) B) 4(2-x)-3(-5-12x)

= 10a - 5b - 15b + 18a

= 28a - 20b

Similarly, 4(2-x)-3(-5-12x) = 8 - 4x + 15 + 36x = 23 + 32x

The simplified form of 5(2a-b)-3(5b-6a) = 28a - 20b and 4(2-x)-3(-5-12x) = 23 + 32x

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