87.9k views
4 votes
Solve for x 15x + 6 = 10x + 21

User Toula
by
5.6k points

2 Answers

4 votes

Answer:

x=3

Step-by-step explanation:

15x+6=10x+21

-10x

5x+6=21

-6

5x=15

divided by 5

x=3

User Arendjr
by
4.9k points
6 votes

Answer:

15x+6=10x+21

15x-10x=21-6

5x=15

divide by 5

5x/5=15/5

x=3

User David Kaufman
by
5.4k points