salmaanmohamed342 salmaanmohamed342
  • 10-09-2020
  • Mathematics
contestada

21(2−x)+12x=44 what the answer

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jumaanhussein11
jumaanhussein11 jumaanhussein11
  • 10-09-2020

Step-by-step explanation:

21 (2-x)+12x=44

first,open the brackets

42-21x+12x=44

second, collect like terms

42-9x=44

-9x=44-42

-9x=2

third, dived both sides by -9

-9x/-9 = 2/-9

[tex]x = \frac{2}{ - 9} [/tex]

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nataliaceciliad
nataliaceciliad nataliaceciliad
  • 10-09-2020
exact form: x= -2/9 decimal form: x= -0.2
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