B=-3.4 if you want an explanation just ask
Answer:
-15h-3
Step-by-step explanation:
hope this answers an option yk
Answer:
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<em> and </em>
<em></em>
<em></em>
Step-by-step explanation:
Given
Options A to D
Required
Determine the equivalent pair
To do this, we solve each options one after the other.

and 
Open bracket
and 
and 
<em>The above pairs are not equivalent</em>

and 
Open bracket
and 
and 
and 
<em>The above pairs are not equivalent</em>
<em></em>
<em></em>
<em></em>
<em></em>
<em> and </em>
<em></em>
Collect Like Terms
and 
and 
<em>The above pairs are equivalent</em>
Step-by-step explanation:
As we can see it is an isosceles triangle in which base angles are equal so
x = 72°< being base angles of isosceles triangle >
Answer:
a
Step-by-step explanation: