Jakimi liczbami należy zastąpić kwadraciki ? to " to kwadracik a) 4x+6y = 2(" x + " y ) b) 2(6a + 10) = 4(" a + ") c) 5(4n + 6k) = 10(" n + " k ) d) -3(2x + 4 ) = 2(" x - ") Proszee Podręcznik Matematyka 6/ M z plusem zad. 3 str.192 dam naj!!!!!!!!!!!!!!!
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a) 4x+6y = 2(2x + 3y )
b) 2(6a + 10) = 4(3a + 5)
c) 5(4n + 6k) = 10(2n + 3k )
d) -3(2x + 4 ) = 2(-3 x - 6)
4x+6y=2(2x+3y)
b) 2(6a+10)=4(3a+5)
c) 5(4n+6k)=10(2n+3k)
d) nie wiem