April 2019 2 18 Report
1. hasil penjumlahan -3(6n+1) dan 8(-3n+1)=....
a.42-5n
b.5n-42
c.5-42n
d.42n-5
2.jumlah dari 2(1-3m) dan 5(2+2m)=...
a.4m+12
b.4m-12
c.12-4m
d.12+4m
3.(-7xkuadrat+2x-7)+(7xkuadrat+5x+7)=...
a.14x
b.7x
c.14
d.-7x
#tolong dijawab donk... pake cara ya....
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