Mathematics, 20.08.2019 23:40 dollar6219
Kevan is 6 years younger than his sister katie. melanie is twice as old as kevan. how old are all three siblings?
a. if you let k represent katie's current age, what expression can you use to represent kevan's current age?
b. based on your answer to part a, what expression represents melanie's age?
c. if melanie is 18 years old , what equation can you write to solve the problem?
d. solve the equation. how old are kevan and katie?
Answers: 1
Mathematics, 21.06.2019 13:20
Which equation can be used to solve for the unknown number? seven less than a number is thirteen. n-7=13 7-n=13 n+7=13 n+13=7
Answers: 1
Mathematics, 21.06.2019 22:30
Ineed big ! the cost of a school banquet is $25 plus $15 for each person attending. create a table, sketch the graph, and write an equation in slope-intercept and point-slope form that gives total cost as a function of the number of people attending. what is the cost for 77 people?
Answers: 1
Mathematics, 22.06.2019 02:30
Suppose you have 10 skittles. 5 green and 5 red. you choose 4 without looking. what is the probability that all 4 skittles will be green?
Answers: 2
Kevan is 6 years younger than his sister katie. melanie is twice as old as kevan. how old are all th...
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