− 15 = − 4 m + 5 ∣ b o t h s i d es / + 4 m 4 m − 15 = 5 ∣ b o t h s i d es / + 15 4 m = 20 ∣ b o t h s i d es / : 4 m = 5
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8 n + 7 = 31 ∣ b o t h s i d es / − 7 8 n = 24 ∣ b o t h s i d es / : 8 n = 3
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10 ( k − 9 ) = − 10 ∣ b o t h s i d es / : 10 k − 9 = − 1 ∣ b o t h s i d es / + 9 k = 8
1 ) − 15 = − 4 m + 5 − 15 − 5 = − 4 m − 20 = − 4 m / : ( − 4 ) 5 = m m = 5 2 ) 8 n + 7 = 31 8 n = 31 − 7 8 n = 24 / : 8 = 3 3 ) − 10 = 10 ( k − 9 ) / : 10 − 1 = k − 9 − 1 + 9 = k 8 = k k = 8
We solved three equations: For m , we found m = 5 ; for n , n = 3 ; and for k , k = 8 . Each equation was simplified step-by-step to isolate the variables. The method used was consistent across all equations, applying basic algebraic principles.
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Jawaban:"Mereka pergi ke sekolah, tetapi mereka tidak belajar."Penjelasan:• Kata hubung "tapi" diganti menjadi "tetapi" untuk bentuk baku.• Klausa kedua ditambahkan subjek "mereka" agar strukturnya lengkap (S + P).
Jawaban:meskipun mereka pergi ke sekolah,mereka tidak belajar