Question

The work of a student to solve the equation 3(3y − 8) = 10 + 3y is shown below:

Step 1: 3(3y − 8) = 10 + 3y
Step 2: 6y − 5 = 10 + 3y
Step 3: 3y − 5 = 10
Step 4: 3y = 15
Step 5: y = 5

In which step did the student first make an error and what is the correct step?

Answer 1

http://lv.k12.com/mediaFiles/Ninth_Grade/Math/Unit17525/Lesson68693/VHS_PA_S2_03_L210_L310_LQ_Q2.gif

Answer 2

@Heart_curver

Answer 3

@Ashleyisakitty

Answer 4

will medal and fan

Answer 5

What does the picture have to do with the problem: http://lv.k12.com/mediaFiles/Ninth_Grade/Math/Unit17525/Lesson68693/VHS_PA_S2_03_L210_L310_LQ_Q2.gif