Question

21 - 3(x - 7) = x + 20.
tell me solution for this question​

Answer 1

Answer:

21- 3(x-7) =x+20

21-3x+21= x+20

-4x=-22

x=11/2 or 5.5

hope it helps u.....^_^

Answer 2

Step-by-step explanation:

21 - 3(x - 7 )=x + 20

21 - 3x+21=x+20

42-3x=x+20

-3x-x=20-42

-4x=-22

4x=22

x=22/4

x=11/2

x=5.5