Mathematics, 24.07.2019 16:00 arianawelsh123l
The work of a student trying to solve the equation 3(4x − 2) = 9 + 2x + 5 is shown below: step 1: 3(4x − 2) = 9 + 2x + 5 step 2: 12x − 2 = 14 + 2x step 3: 12x − 2x = 14 + 2 step 4: 10x = 16 step 5: x = 1.6 in which step did the student first make an error and what is the correct step? 1) step 2: 12x − 2 = 4 + 2x 2) step 2: 12x − 6 = 14 + 2x 3) step 3: 12x + 2x = 14 + 2 4) step 3: 12x − 2x = 14 − 2
Answers: 2
Mathematics, 21.06.2019 21:10, elnkun98owvaa6
The equation |pl = 2 represents the total number of points that can be earned or lost during one turn of a game. which best describes how many points can be earned or lost during one turn? o o -2 2 oor 2 -2 or 2 o
Answers: 1
Mathematics, 21.06.2019 23:00, princessroseee769
40 points. given: two congruent angles ∠c and ∠r are supplementary. prove: ∠r and ∠c are both right angles. it doesn't have to be exactly 10 rows. statements reasons1. 1. 2. 2. 3. 3. 4. 4. 5. 5. 6. 6. 7. 7. 8. 8. 9. 9. 10. 10.
Answers: 2
The work of a student trying to solve the equation 3(4x − 2) = 9 + 2x + 5 is shown below: step 1:...
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