SOLUTION: Your parents have a combined age of 90. One of your parents is 4 years older than the other. Set up a system of equations. Define your variables. Find the age of your parents

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Question 1006047: Your parents have a combined age of 90. One of your parents is 4 years older than the other. Set up a system of equations. Define your variables. Find the age of your parents
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
x, MOTHER
y, FATHER
Father is usually older than Mother but not for every couple.
system%28x%2By=90%2Cy-x=4%29
Do the rest.