57.7k views
3 votes
2x + 5 - 6x + 21 = 2(3x - 5) - 4

User Kevin Monk
by
7.1k points

1 Answer

4 votes

2x + 5 - 6x + 21 = 2(3x - 5) - 4

distribute

2x+5 -6x +21 = 6x-10 -4

combine like terms

-4x +26 = 6x -14

add 4x to each side

26 = 10x -14

add 14 to each side

40 = 10x

divide by 10

4 =x

User Maurizio Macagno
by
7.6k points