Sign In
Ask Question
Mathematics
Ally Phillips
19 March, 04:14
Solve the equation: 3 (-x+4) = 20x-7
+1
Answers (
1
)
Braggs
19 March, 07:22
0
1 Regroup terms
3 (4-x) = 20x-7
2 Expand
12-3x=20x-7
3 Add 3x to both sides
12=20x-7+3x
4 Simplify
20x-7+3x to 23x-7
12=23x-7
5 Add 7 to both sides
12+7=23x
6 Simplify 12+7 to 19
19=23x
7 Divide both sides by 23
19/23 = x
8 Switch sides
x = 19/23
Comment
Complaint
Link
Know the Answer?
Answer
Not Sure About the Answer?
Find an answer to your question ✅
“Solve the equation: 3 (-x+4) = 20x-7 ...”
in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers
You Might be Interested in
A bag contains 4 red marbles and 6 blue marbles. Brandon selects one marble from the bag. Without replacing the marble he then selects a second marble. What is the probability that he first selects a blue marble and then selects a red marble?
Answers (1)
Find the solutions to the equation below check all that apply x^2-4=0
Answers (1)
What is the opposite of real number
Answers (1)
Misha practices the guitar for 3 hours every day. A 2-column table with 6 rows. Column 1 is labeled Days with entries 1, 2, 3, 4, 5, 6. Column 2 is labeled hours with entries 3, 6, 9, 12, 15, 18.
Answers (1)
The difference of 3 times a number and 15 is no less than the square of the number. Select the inequality that represents this relationship.
Answers (1)
New Questions in Mathematics
The cost y for a company to produce x T shirts is given by the equation y=15x+1500
Answers (1)
Derivative of F (t) = e8t sin 2t
Answers (1)
If Ivan has 2/3 hours in his MP3. Is there is more than or less than 60 minutes of jazz on Ivan MP3 player? Explain how you know
Answers (1)
Jamal 5/6 of his homework. Margaret finished 3/4 of her homework and Steve finish 10/12 of his homework. Which students finish the same amount of homework?
Answers (1)
How do you write the slope intercept form
Answers (1)
Home
»
Mathematics
» Solve the equation: 3 (-x+4) = 20x-7
Sign In
Sign Up
Forgot Password?