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kedua sisi dikalikan 2 supaya tdk pecahan mnjdi
7(x-4)+5*2= x-(6*2)
7x-28+10= x-12
7x-x= -12+28-10
6x= 6
x=1
12) x+7/4= x+3/2
Kali silang mnjdi
2(x+7)= 4(x+3)
2x+14= 4x+12
14-12= 4x-2x
2= 2x
x=1