subject
Mathematics, 01.04.2021 21:20 CamFootball638

This is Adele’s solution for the equation. x² - 8x – 33 = 0
Step 1: x² - 8x = 33
Step 2: x² - 8x + 16 = 33 + 16
Step 3: (x – 4)² = 49
Step 4: x – 4 = 49 OR x – 4 = - 49
Step 5: x = 53 OR x = - 45
Where did Adele make her mistake? What are the solutions to this equation? Show all of your work.

ansver
Answers: 3

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 16:00, moonk7733
What is the standard form of -5x^2+2x^4-11+x^3+3x
Answers: 2
image
Mathematics, 21.06.2019 18:30, jb141553
If 3x+8=3x+8 is it one solution or no solution
Answers: 1
image
Mathematics, 21.06.2019 19:00, breannaasmith1122
Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.
Answers: 2
image
Mathematics, 21.06.2019 19:50, JAXKBOII55951
If the scale factor between two circles is 2x/5y what is the ratio of their areas?
Answers: 3
You know the right answer?
This is Adele’s solution for the equation. x² - 8x – 33 = 0
Step 1: x² - 8x = 33
Step 2...

Questions in other subjects:

Konu
Chemistry, 27.06.2019 22:00