A triangle can only equal 180 so you take 180-50 and get 130 then you divide 130 by 2 your answer is 65 X =65
(a,7) lies on the equation of 5x-y=8, that means we solve for x when y=7.
5x-(7)=8
5x=8+7=15
x=3
=>
a=3
Answer:
-49
Step-by-step explanation:
Reduce the expression, if possible, by cancelling the common factors.
The length of the third side is a-2. :))
