20y + [7x + {8x +4 (2y – 3x) +6(2x + 2 + y)}]
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4
Answer:
Ok
Step-by-step explanation:
= 20y+[7x+{8x+8y-12x+12x+12+6y}]
= 20y+[7x+ 8x +12+14y]
= 20y+15x+12+14y
= 35x+12+14y
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