hazelvelasquez hazelvelasquez

21-10-2020
Mathematics

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4 ( 11 + 7 ) = ? + 28

Respuesta :

LadyStrange LadyStrange

21-10-2020

Let the missing number be x .

Then :-

[tex]4(11 + 7) = x + 28[/tex]

[tex]4 \times 18 = x + 28[/tex]

[tex]72 = x + 28[/tex]

[tex]x + 28 = 72[/tex]

[tex]x = 72 - 28[/tex]

[tex]x = 44[/tex]

Therefore , 4 ( 11 + 7 ) = 44 + 28 .

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