45.9k views
4 votes
Please: Write a two column proof. If -4(x-3)+5x=24, then X = 12

User Awgtek
by
7.8k points

1 Answer

2 votes
1) -4(12-3)+5(12)=24
-48+12+60=24
24=24
Therefore x=12
2.) -4(x-3)+5x=24
-4x+12+5x=24
-4x+5x=24-12
x=12

User Kiran Jonnalagadda
by
8.4k points