Answer:
angles opposite by the vertex therefore equal
we put the equation
8z-3=7z+7
we solve
8z-7z=7+3
z= 10°
we calculate the measure of the angles:
8z-3=8*10-3=77°
7z+7 = 7*10 + 7 =77°
each angle has a measure of 77°
Explanation:
Answer: Z = 10
8z-3 = 7z+7
z-3 = 7
z = 10
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