Posted by Gloria on Wednesday, April 18, 2012 at 6:29pm.
D + 6 = B
4(D-13) = B-13
Substitute D+6 for B in second equation and solve for D. Insert that value into the first equation and solve for B. Check by inserting both values into the second equation.
Related Questions
algebra - A person is 3 times as old as aonther person but in 15 years she will ...
algebra - Jill is 2 years older than Mike. in 5 years, 5 times Mike's age ...
math - If Leah is 6 years older than Sue, and John is 5 years older than Leah, ...
Math - During one year, people in the U.S. older than 18 years old watched a ...
algebra1 - solve word problem zelma is eighteen years older than her son she was...
math - Tanya is 12 years older than leah. Three years ago, Tanya was five times ...
math - jim is 45 years old. He is 10 years older than 5 times his niece. How old...
algebra - Althea is 5 years older than Leah, and Leah is 4 years older than ...
math - you are 6 years older than your sister she is 4 years older than your ...
math - use the names and ages of yourself and the other two people you selected...
For Further Reading
