a number multiplied by 3 by 2 and then decreased by 3 by 4 gives 5 by 4 the number is
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Step-by-step explanation:
the answer 5×4 which is 20.
we know the answer so then we do the opposite and work backwards.
the last step they did was 3×4=12
the 1st step was 3×2=6.
this is the equation
x×6-12=20
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