The oldest child in a family of four children is twice as old as the yougest. The two middle children are 13 and 15 years old. If the average age of the children is 13, how old is the youngest child?

What is the value of the expression below when x=5?

Taxi A charges $0.50 per mile and an initial fee of $3. Taxi B charges $0.75 per mile and an initial fee of $2. Which inequality represents the situation where the cost of Taxi B will be greater than Taxi A, where m is miles?

Are those angles that are in the same position on the two lines in relation to the transversal

Simplify 3 (4x+7) - 4 (12x-15)

Solve the system of equations 6x+7y = 5 2x-3y = 7

Which expression is equivalent to 24 + 30 A) 6 (4+5) B 6 (4+6) C 8 (3+4) D 8 (3+12)

Brent works part-time at a clothing store. He earns an hourly wage of $15. If he needs to earn more than $45 in a day and works for x hours a day, which inequality represents this situation?

Your realized income is 3,167.89 month and your fixed expenses are 954.32 every two weeks. If you save 50 percent of your discretionary monies each month, how much are you saving

Express your answer in decimal form (3/5-1/2) / 1/2 + 1.6 x (0.3 + 0.42) = What

Alma and Blanca are playing a game where they roll a pair of fair six-sided dice and try to predict the outcomes. Blanca thinks that the probability of rolling a one and a five is greater than the probability of rolling a one or a five.