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  • 01-05-2022
  • Mathematics
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shownubear1992
shownubear1992 shownubear1992
  • 01-05-2022

Answer:

a) [tex]7x-15=20[/tex]

b)     [tex]\frac{20+15}{7}[/tex]

c)  [tex]5[/tex]

Step-by-step explanation:

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