Question

resolva a equacao 2(x+5)-3(5-x)=10

Answer 1

2(x + 5) -3(5 - x)=10 
(2x + 10) - (15 + 3x) = 10 
5x - 5 = 10 
5x = 10 +5 
5x = 15 
x = 15/5 
x = 3 

Answer 2

2(x+5)-3(5-x)=10
(2x+10)-(15+3x)=10
2x+3x=10-10+15
5x=15
x=15/5
x=3
Resposta: 3