asallaa1359 asallaa1359

27-08-2022
Mathematics

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Evaluate the expression and name the property used in each step.
6x+4(3y+2x)+5y

2(4x-5)-8(6x-9)

Evaluate the expression and name the property used in each step 6x43y2x5y 24x586x9 class=

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kethannaidu2009 kethannaidu2009

27-08-2022

Answer:

Step-by-step explanation:

i)6x+4(3y+2x)+5y

6x+12y+8x+5y

(6x+8x) (12y+5y) commutative property of addition

14x + 17y

ii) 2(4x-5)-8(6x-9)

8x-10-48x+72

8x-48x+72-10 commutative property of addition

-40x+62

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