Mathematics, 27.06.2019 05:00 frandariusscott

Lucia tried to solve the system below. lucia’s work. what error did lucia make? when lucia solved for the value of x, she subtracted 2y from both sides. when lucia solved for the value of y, she treated –2y as 2y. when lucia solved for the value of x, she added 18 to both sides. when lucia solved for the value of x, she treated –2(–9) as 18 instead of –18.

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 17:00, joylsbarbour

The ratio of rock songs to dance songs on jonathan’s mp3 player is 5: 6. the total number of rock and dance songs jonathan has is between 101 120. how many rock songs does he have?

Answers: 2

continue

Mathematics, 21.06.2019 18:00, emmanuelcampbel

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

Answers: 1

continue

Mathematics, 21.06.2019 19:30, ellarose0731

Hi, can anyone show me how to do this problem? 100 points for this. in advance

Answers: 2

continue

Mathematics, 21.06.2019 22:30, hinacat87

21 a stick 7 inches long is broken into two pieces, so that one piece is twice as long as the other one. how long are the two pieces?

Answers: 1

continue

You know the right answer?

Lucia tried to solve the system below. lucia’s work. what error did lucia make? when lucia solved f...