113k views
1 vote
Solve for a:
5a+4(3a-8)=4+13a

2 Answers

0 votes
[tex]5a+12a-32=13a+4 17a-32=13a+4 4a=36 a=9
User JediKnight
by
8.0k points
3 votes
so first parenthasees
4(3a-8)=12a-32

group like terms
5a+12a-32=4+13a
17a-32=4+13a
subtract 13a from both sides
4a-32=4
add 32 to both sides
4a=36
divide both sides by 4
a=6
User Andrew Komiagin
by
6.8k points