Answer:
x=8
Step-by-step explanation:
set up a proportion:

simplify:

now solve this equation for x:

Answer: which one
Step-by-step explanation:
1,4
it’s y1-y2
———-
x1-x2
Answer:
c
Step-by-step explanation:
according to PEMDAS you should always do whats inside the parentheses first, then you'll multiply the parentheses by 5
X = 1, since they intersect at (1,6) and are thus equal at that point