Please give full explanation

S (ABCD) = S (ABC) + S (ADC)

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Area of the triangle = ½ × base × height

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Thus :

There you go...

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the workers who do no drive has no reasonable reason to buy gasoline due to they don't have anything to use it for

this linear equation would have just one solution.

step-by-step explanation:

the reason why this would have one solution is that it is an expression with just one variable. since that variable is not raised to a power, it will always have just one solution.