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alekssr [168]
3 years ago
6

What is the value of x if (2x+10) is supplementary to (2x+30)

Mathematics
1 answer:
ryzh [129]3 years ago
4 0

(2x + 10) + (2x + 30) = 180 \\ 4x + 40 = 180 \\ 4x = 140 \\ x = 35
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