Answer is 800. Mark as branliest tq
Answer: 
Step-by-step explanation:
<u>Given information</u>


<u>Given the formula for the slope</u>

<u>Substitute values into the formula</u>

<u>Simplify the numerator and the denominator</u>


<u />
<u>Simplify the fraction</u>


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Step-by-step explanation:
Therefore, 55+40+z=180
z=180-95
z=85
To get y,
z+y=180
85+y=180
y=95