Answer:
11. x=18, y=5
12. x=17, y=9
Step-by-step explanation:
Use the angle property https://www.proprofs.com/quiz-school/story.php?title=angle-properties-parallel-lines (REFER TO THIS LINK)
Answer: C
Triangle=36+42+102=180
Answer:
In solid matter the particles jiggle but generally do not move from place to place
Answer:
10+x+3x=-4(x-4)
10+2x=-4x+16
collect like-terms
2x+4x=16-10
6x=6
divide both by 6 to find the value of x
therefore, x is equal to 1
