please answer this ☝️☝️☝️
please don't answer nonsense, bad, useless, random, wrong, etc or if you don't know answer or I will REPORT
I put 10 points because it's a little hard
please don't answer nonsense, bad, useless, random, wrong, etc or if you don't know answer or I will REPORT
I put 10 points because it's a little hard
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1. Substitute a = 3
b = - 4
into 3ab + 4a - 12 :
3 × 3 × (-4) + 4 × 3 - 12
- 3 × 3 × 4 + 4 + 3 - 12
- 36 + 12 - 12
- 36
Answer: -36