Question

3(x +4)=21 linear equation

Answer 1

Answer:

x + 4 = 21/3

x = 7-4

x = 3

Step-by-step explanation:

Hope it helps !!

Answer 2

Answer:

x=3

Step-by-step explanation:

3(x+4)=21

(x+4)=21/3

x+4=7

x=7-4

x=3

hope it helps !!!