menu
QAmmunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
Register
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
What is the value of a in the equation 3a + b = 54, when b = 9?
asked
Oct 3, 2017
175k
views
1
vote
What is the value of a in the equation 3a + b = 54, when b = 9?
Mathematics
high-school
Dan Moldovan
asked
by
Dan Moldovan
6.7k
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
3
votes
Answer:
a=15
Explanation:
Beyowulf
answered
Oct 4, 2017
by
Beyowulf
7.0k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
2
votes
3a + b = 54
Substitute b for 9
3a + 9 = 54
Subtract 9 to both sides
3a = 45
Divide 3 to both sides
a = 15
Wblaschko
answered
Oct 8, 2017
by
Wblaschko
6.5k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
7.2m
questions
9.6m
answers
Other Questions
How do you estimate of 4 5/8 X 1/3
Write words to match the expression. 24- ( 6+3)
Please solve the following equation. x-6x=56
whats the most accurate estimation of 65+77
Find the additive inverse of 18/23
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search QAmmunity.org