Answer:
The value of x is 29.
Step-by-step explanation:
2x-17+x+20=90
x=29
2x-17=0
2(29)-17=0
41 deg
90-41
49 deg
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Answers & Comments
Answer:
The value of x is 29.
Step-by-step explanation:
2x-17+x+20=90
x=29
2x-17=0
2(29)-17=0
41 deg
90-41
49 deg