Answer:
-13
Step-by-step explanation:
-13
3÷?=36
multiply both sides by 3 to figure out what "?" is
36*3=108
3÷108=36
?=108
Answer:
x=9
Step-by-step explanation:
We have two similar triangles because both lines are parallel, use proportions to solve:

Step-by-step explanation:
eight times the difference of 2 and a number would be 8 × (2-x)