Answer:
Step-by-step explanation:
For a:
ax = c - by
a = (c - by)/x
For x:
ax = c - by
x = (c - by)/a
For b:
by = c - ax
b = (c - ax)/y
For y:
by = c - ax
y = (c - ax)/b
Answer:
12/13
Step-by-step explanation:
I hope this helps!
Answer: 
Step-by-step explanation:
<u>Given equation</u>

<u>Add 4 on both sides</u>


<u>Multiply -5 on both sides</u>


Hope this helps!! :)
Please let me know if you have any questions
Solving the inequality
we get 
Step-by-step explanation:
We need to find the value of x from the inequality 
Solving:

Subtract 8 on both sides:


Divide both sides by (-1). For doing this the sign of inequality is reversed i.e, > is changed into <

So, Solving the inequality
we get 
Keywords: Solving inequalities
Learn more about Solving inequalities at:
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Here is the graph that i found for this problem