3(2x-4)=4(2x-1)+2, nilai k+3 adalah

Kelas 7 Matematika
Bab Persamaan Linear

3 (2x - 4) = 4 (2x - 1) + 2
6x - 12 = 8x - 4 + 2
6x - 8x = 12 - 2
-2x = 10
x = 10/-2
x = -5

x = k = -5

k + 3
= -5 + 3
= -2