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9x - 18 = 4x + 10
9x - 4x = 10 + 18
5x = 28
x = 28/5
9x-18 =4x+10
9x-4x-18=10
5x-18 =10
5x =10+18
5x =28
x =28/5
x =5 3/5
semoga dapat memberi solusi