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rewona [7]
3 years ago
14

Can someone help me please

Mathematics
1 answer:
sergij07 [2.7K]3 years ago
3 0

Answer:

x =4

Step-by-step explanation:

Vertically Opposite Angles,

12x - 8 = 40 \\ 12x = 40 + 8 \\ 12x = 48 \\ x = 48 \div 12 \\  = 4

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