-2a – b – 3 – a – 4b -7

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-2a – b – 3 – a – 4b -7

Jawaban Terkonfirmasi

(-2a – b – 3) – (a – 4b – 7)
= -2a – b – 3 – a – 4b – 7
= -2a – a – b – 4b – 3 – 7
= -3a – 5b – 10

Semoga benar ya

Jawaban Terkonfirmasi

-2a – a – 4b – b – 3 – 7
= -3a -5b – 10

Maaf kalau salah