memelord666
memelord666 memelord666
  • 09-09-2016
  • Mathematics
contestada

Solve for x: |x − 2| + 10 = 12
a. x = 0 and x = 4
b. x = −4 and x = 0
c. x = −20 and x = 4
d. No solution

Respuesta :

Mnsheiwat
Mnsheiwat Mnsheiwat
  • 09-09-2016
the answer is a hope it helps
Answer Link
apologiabiology
apologiabiology apologiabiology
  • 09-09-2016
so rmeember abaolute value means makes inside positive

so what you do is
if
|x|=y
assume that
x=y and x=-y

so

first get absolute value by itself
|x-2|+10=12
minus 10 both sides
|x-2|=2
now assume
x-2=2 and x-2=-2

solve each
x-2=2
add 2
x=4

x-2=-2
add 2
x=0

x=4 and 0

answer is A
Answer Link

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