If angle ABD measures 100°, find the value of x in the following diagram:
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Answer:
x=15
Step-by-step explanation:
(4x+2)+(3x-7)=100
=4x+2+3x-7
=4x+3x+2-7
=7x+2-7
=7x-5=100
=7x=100+5
x=105/7
x=15
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