Mathematics, 27.06.2019 06:00 cxttiemsp021

Mary is twice as old as jane was when mary was as old as jane is now. the sum of their ages is 28. what is the age of each girl?

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 15:00, maya611

Abag contains 3 red marbles 4 white marbles and 5 blue marbles if one marble is drawn from the bag what is the probability that the marble will be blue

Answers: 1

continue

Mathematics, 21.06.2019 22:30, jack487

Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y > 2x + 3y is less than negative 3 over 2 times x minus 4part a: describe the graph of the system, including shading and the types of lines graphed. provide a description of the solution area. (6 points)part b: is the point (â’4, 6) included in the solution area for the system? justify your answer mathematically. (4 points)

Answers: 1

continue

Mathematics, 21.06.2019 23:10, ylianafghgfdsnm1479

Statements reasons 1. ab ? cd; ad ? bc 1. given 2. ac ? ac 2. reflexive property 3. ? adc ? ? cba 3. ? 4. ? dac ? ? bca; ? acd ? ? cab 4. cpctc 5. ? dac and ? bca are alt. int. ? s; ? acd and ? cab are alt. int. ? s 5. definition of alternate interior angles 6. ab ? cd; ad ? bc 6. converse of the alternate interior angles theorem 7. abcd is a parallelogram 7. definition of parallelogram what is the missing reason in step 3?

Answers: 2

continue

Mathematics, 22.06.2019 01:30, mparra4761

Aresearch study is done to find the average age of all u. s. factory workers. the researchers asked every factory worker in ohio what their birth year is. this research is an example of a census survey convenience sample simple random sample

Answers: 2

continue

You know the right answer?

Mary is twice as old as jane was when mary was as old as jane is now. the sum of their ages is 28. w...