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Mathematics
, 29.12.2019 14:31
xnadertheking
Solve for x: 5|2x − 2| + 8 = 18.
x = 2, x = −2
x = −2, x = 0
x = 2, x = 0
x = 0, x = 1 over 2
Answers: 2
Show answers
Answers
Answer from:
jjbossgt
Remember
|x| makes x posotive
5|2x-2|+8=18
minus 8 both sides
5|2x-2|=10
divide both sides by 5
|2x-2|=2
assume
2x-2=2 and 2x-2=-2
2x-2=2
add 2
2x=4
divide 2
x=2
2x-2=-2
add 2
2x=0
x=0
x=0 or x=2
3rd choice
Answer from: Quest
What can we do about it
Answer from: Quest
)because it's going in order of the math sign
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You know the right answer?
Solve for x: 5|2x − 2| + 8 = 18.
x = 2, x = −2
x = −2, x = 0
x = 2, x = 0
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