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Given that 4 x - 5 y = 21 find x when y = - 4 give your answer as a fraction in its simplest form​
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Given that 4 x - 5 y = 21 find x when y = - 4 give your answer as a fraction in its simplest form​

User Gnjago
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1 Answer

4 votes

Answer:

x=-1/4

4x-5(-4)=21

4x+20=21

4x=1

x=1/4

User Ballu Rocks
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