Answer:
x=3y/4 - 7/4
Step-by-step explanation:
Answer:

Step-by-step explanation:
Move the -4 over to the other side.

Divide both sides by 3.

Answer:
73 y/o
Step-by-step explanation:
Multiples of 9 between 50 and 80:
54 63 72 now add 1
55 64 73 now divide by 4 to find which has remainder of 1
73 y/o
Answer:
A
Step-by-step explanation:
Substitute 6 into place and solving the answer gives you 4 which is indeed bigger than 3. All the other numbers will give you an answer of something lower than 3 which is not what we're looking for in this case.
It looks as if "B" is the right angle so
AC is the hypotenuse
AB and BC are the legs