35+70 = 105
180-105 = 75
x = 75
15818 ?? This is making me get a headache
Answer:

Step-by-step explanation:
add 4 on both sides
leaves you with 15 on the right side
you then divide by negative 2
since you divide by a negative you have to switch the sign
Answer:
they are the same.
Step-by-step explanation:
Both have a 1/4 chance