Solving for a gives us: 
Step-by-step explanation:
Solving an equation for a variable means that we have to isolate the variable in the equation
Given equation is:

For isolating a, subtracting c from both sides

Subtracting b from both sides

Hence,
Solving for a gives us: 
Keywords: Equation, formula
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Answer:
here is your help
Step-by-step explanation:
VERB
helps (third person present) · helped (past tense) · helped (past participle) · helping (present participle)
make it easier for (someone) to do something by offering one's services or resources.
improve (a situation or problem); be of benefit to.
assist (someone) to move in a specified direction.
(help someone on/off with)
assist someone to put on or take off (a garment).
(help someone to)
serve someone with (food or drink).
(help oneself)
take something without permission.
(can/could not help)
cannot or could not avoid.
(can/could not help oneself)
cannot or could not stop oneself from acting in a certain way.
helps (plural noun)
the action of helping someone to do something; assistance.
a person or thing that helps.
giving assistance to a computer user in the form of displayed instructions.
used as an appeal for urgent assistance.
i hope this helps
The equation for this problem would be
(6*18)/9
6*18 is 108
108/9 is 12
Each person gets 12 oz of soup. This is if they mean mario isnt eating