Analia30 Analia30

08-11-2020
Mathematics

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Lin and Noah are solving the equation: -4 (x+2)=-84. Show two different ways they could have solved it

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08-11-2020

Answer:

FIRST WAY

-4 (x+2)=-84

-4x -8 = -84

-4x = -84+8

-4x = -76

x = 19

SECOND WAY

-4 (x+2)=-84

(x+2) = -84/-4

x+2 = 21

x = 21-2

x = 19

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