-18=7-4y
-7 -7
________
-25=-4y
___ ___
-4 -4
y= 6.25
Answer:

Step-by-step explanation:
Given:

Required:
Solve for y (make y the subject of the formula)
SOLUTION:

Square both sides


Subtract both sides by x

Divide both sides by 2

Answer:
y=0
Step-by-step explanation:
Answer:
20/10 + 50=52
Step-by-step explanation:
Answer:
If you mean 10/9 then the answer should be 1.1 repeating itself
Step-by-step explanation: