Answer:
a=-4, b=-4. (-4, -4).
Step-by-step explanation:
-3a+7b=-16
-9a+5b=16
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-3(-3a+7b)=-3(-16)
-9a+5b=16
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9a-21b=48
-9a+5b=16
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-16b=64
b=64/-16
b=-4
-3a+7(-4)=-16
-3a-28=-16
-3a=-16+28
-3a=12
a=12/-3
a=-4
Answer:
Step-by-step explanation:
In the given trianle all sides are equal. So, it is equilateral triangle.
So,each angle is 60
Reason for x = 60,
Two lines are parallel. So alternate interior angle are equal.
Answer:
24 is a solution
Step-by-step explanation:
question to ask what times 4 equal 32; answer 8
3 x 8 = 24
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