Answer:
<u><em>x = 80</em></u>
<u><em>y = 130</em></u>
Step-by-step explanation:
The 2 angles are supplementary. so, x-30 + x+50 = 180.
We solve and get 2x = 180-20
<u><em>x = 80</em></u>
y = x+50, because of parallel rules.
<u><em>y = 130</em></u>
6.75 is the answer I hope this helps
Answer ; 10x - 20
Explanation; Multiply each term in the parenthesis by 10. Then multiply the numbers, and you get your answer.