Mathematics, 24.07.2019 14:00, gabbym39077

Erica solved the equation −5x − 25 = 78; her work is shown below. identify the error and where it was made. −5x − 25 = 78 step 1: −5x − 25 − 25 = 78 − 25 step 2: −5x = 53 step 3: -5x/-5 = 53/-5 step 4: x = - 53/5 a. step 1: she should have added 25 to each side. b. step 1: she should have divided both sides by −5. c. step 3: she should have divided both sides by −5. d. step 3: she should have multiplied both sides by −5.

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 13:20, blaze9889t

Figure lmno is located at l (1, 1), m (4, 4), n (7, 1), and o (4, −2). use coordinate geometry to best classify quadrilateral lmno.

Answers: 3

continue

Mathematics, 21.06.2019 19:10, alarconanais07

Labc is reflected across x = 1 and y = -3. what are the coordinates of the reflection image of a after both reflections?

Answers: 3

continue

Mathematics, 21.06.2019 20:00, aliahauyon20

The rectangle shown has a perimeter of 108 cm and the given area. its length is 6 more than five times its width. write and solve a system of equations to find the dimensions of the rectangle.

Answers: 3

continue

Mathematics, 21.06.2019 20:00, faithyholcomb

Someone answer asap for ! max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a. the median of max’s data is 250 b. more than half of the data points max recorded were 177 centimeters. c. a data point chosen at random is as likely to be above the mean as it is to be below the mean. d. every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

Answers: 1

continue

Do you know the correct answer?

Erica solved the equation −5x − 25 = 78; her work is shown below. identify the error and where it w...