3 years ago

-4+5|4x-4|=21 solve for x

Mathematics

1 answer:

grin007 [14]3 years ago

5 0

Answer:

Step-by-step explanation:

hello :

-4+5|4x-4|=21

add 4 : 5|4x-4| = 25

divid by 5 : |4x-4| = 5 means : 4x-4 = 5 or 4x-4 = - 5

4x=9 or 4x =-1

x= 9/4 or x = - 1/4

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