How do you solve sarah is twice as old as her youngest brother. if the difference between their ages is 15 years. how old is her youngest brother?

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

Use the data on the dot plot to answer the question.how many people read for more than three hours last week? i'm on a unit test review

Fa bus driver leaves her first stop by 7: 00 a.m., her route will take less than 37 minutes. if she leaves after 7: 00 a.m., she estimates that the same route will take no less than 42 minutes. which inequality represents the time it takes to drive the route, r?