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Solve photo question. Mathematics
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Apr 27, 2017
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Solve photo question. Mathematics
Mathematics
high-school
Jamiei
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Jamiei
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(4,-1). 4x+3y=13. You do 4(4)+3(-1)=13. hope that helps.
Chibuzo
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Apr 30, 2017
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Chibuzo
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We can substitute each and check if it gives us the answer
13
1st one:
4(1)+3(6) = 13
4 + 18 = 13
22 ≠ 13
It does not satisfy the equation!
therefore, The last one is the answer after checking them all.
4(4) + 3(-1) = 13
16 - 3 = 13
13 = 13
(4, -1)
Bernadetta
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May 3, 2017
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Bernadetta
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