Answer:
total shipping cost
Step-by-step explanation:
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The answer it b your welcome
I would say 115
because the angles should add up to 180
so if you take 65 away from 180 = 115
that and its an obtuse angle so it need to be more than 90 but less than 180.
115 is my best guess
4x + 10 = 2x + 20
4x - 2x = 20 - 10
2x = 10
x = 5