1 answer:
Correct Work
4x+8 +3(x-4)
4x +8 + 3x-12
4x+3x+8 -12
7x -4
Mistake Made
- 3 wasn't multiplied by the 4 in the bracket
- Like terms wasn't combined in the working out
- The answer was supposed to be -4, 8-4= -4
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