Matematika 7×+18=2×-2 adalah ?​

tyrelhudsonulv – March 18, 2023

7×+18=2×-2 adalah ?
​

7x + 18 = 2x - 2

7x - 2x = -2 - 18

5x = -20

x = -20/5

x = -4

HP={-4}

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