Step-by-step explanation:
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Answer:
11 easy
Step-by-step explanation:
5 plus the three from the three more makes 8 eight minus 19 is 11
Answer: 5
Step by step:
(3x+4)/2 = 9.5
3x+4 = 9.5*2
3x+4 = 19
3x = 19 -4
3x = 15
x = 5
The measure of the unknown angle should be 110 degrees. the measure of the angles have a sum of 180 degrees. the angles make up a 180 degree angle