Nick volunteers at the library shelving books.
2 answers:
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To solve by elimination you need to solve for each variable, in this case x, y, and z
x = 1/3
y = 7/3
z = 0
x = 1/3
y = 7/3
z = 0
Jessica's annual salary is $68571.43.
Data;
- percentage saved for housing = 28%
- amount saved annually = $1600
This is the ratio of a number to the entire value and multiplied by 100
The percentage set aside for housing is given as 28% which is $1600.
Let find 28% of x which is equal to 1600
cross multiply both sides and solve for x
Divide both sides by the coefficient of x
Her monthly income is $5714.28.
Let's multiply this by 12 (months in a year) to determine her gross monthly income.
From the above calculations, Jessica's annual salary is $68571.43.
Learn more on percentage here;