Answer:
78 I think is the ans if x
Answer: y= -10
Step-by-step explanation:
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Answer:
b)
x=65+32 [ being ext. angle of triangle is equal to the sum of two opposite interior angle]
therefore x=97°
Step-by-step explanation:
5x + 5y = -5 , when y = 1
5x + 5.1 = -5
5x + 5 = -5
5x = -5 - 5
5x = -10
x = -10/5
x = -2