//5. Use substitution to solve the system of equations 3x - y = 4
2x - 3y = 9
Solution: (
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Segment xz is bisected by point y. if xy = 12x, and the measure of xz = 18x – 6, solve for x

Sara can take no more than 22 pounds of luggage on a trip. her suitcase weighs 112 ounces. how many more pounds can she pack without going over the limit?

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18