Tentukan himpunan & penyelesaian dari 7 ( x - 6 ) + 5 ( x - 4 ) = 22. Tolong dijawab lengkap dengan .... Question from @ameliasantoso77

September 2018 2 10 Report

Tentukan himpunan & penyelesaian dari 7 ( x - 6 ) + 5 ( x - 4 ) = 22. Tolong dijawab lengkap dengan cara nya yaa. Terimakasih

subebe 7x - 42 +5x -20 =22
12x -62 = 22
12x =84
x =7

1 votes Thanks 1

HnzGnz 7 ( x - 6 ) + 5 ( x - 4 ) = 22

7x - 42 + 5x - 20 = 22

7x+5x=22+42+20

12x=84

x = 84/12

x =7

0 votes Thanks 1

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