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------- + ------- =2x+3
3 2
disamakan penyebutnya menjadi
4x-6 12x+12
------- + ----------- = 2x+3
6 6
16x+6
--------- =2x+3
6
16x+6=(2x+3)(6)
16x+6=12x+18
16x-12x=18-6
4x=12
x=12/4
x=3
soal yang kedua
6
----- =4
a+2
6=4(a+2)
6=4a+8
6-8=4a
-2=4a
a=-2/4
a=-1/2