menu
QAmmunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
How many solutions does the equation have? 4(z−5)+2=4z−18
asked
Sep 2, 2018
56.1k
views
4
votes
How many solutions does the equation have?
4(z−5)+2=4z−18
Mathematics
middle-school
Igor Martins
asked
by
Igor Martins
8.9k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
2
Answers
1
vote
All real numbers
is the solution of this equation
4z - 20 +2 = 4z - 18
4z - 18 = 4z - 18
+18 +18
4z = 4z
Chloraphil
answered
Sep 5, 2018
by
Chloraphil
8.4k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
6
votes
Distribute the 4:
4z - 20 + 2 = 4z - 18
Subtract 4z
-20 + 2 = -18
-18 = -18
This is true so that means there are infinite number of solutions... z could be anything!
Moira
answered
Sep 8, 2018
by
Moira
7.9k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
Related questions
asked
Mar 5, 2017
32.0k
views
How many solutions does the equation have? 4(z−5)+2=4z−184(z−5)+2=4z−18 A. 0 B. 1 C. many
MangeshBiradar
asked
Mar 5, 2017
by
MangeshBiradar
8.3k
points
Mathematics
middle-school
2
answers
0
votes
32.0k
views
asked
Nov 16, 2018
30.1k
views
How many solutions does the equation have? 4(z−5)+2=4z−18 0 1 infinitely many
RajV
asked
Nov 16, 2018
by
RajV
8.3k
points
Mathematics
high-school
2
answers
1
vote
30.1k
views
asked
Jun 24, 2021
166k
views
How many solutions does the equation have? 4(z−5)+2=4z−18 a. 0 b. 1 c. infinitely many
JesusTinoco
asked
Jun 24, 2021
by
JesusTinoco
8.0k
points
Mathematics
middle-school
2
answers
5
votes
166k
views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.5m
questions
12.2m
answers
Other Questions
How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search QAmmunity.org