Question

10x+200=5x+300= alguem sabe me responder urjente pff

Answer 1

10x+200=5x+300
5x=100
x=20

Answer 2

10x - 5x = 300 - 200 

5x = 100 

x = 100/5 

x= 20 

Sim, as expressões são iguais