Question

-3(3x-42) =2•(7x-52) ​

Answer 1

-3(3x-42)=2(7x-52)

-9x+126=14x-104

-9x-14x=-104-126

-23x=-230

x=-230/-23

x=10

Answer 2

Resposta:

$-3(3x - 42) = 2(7x - 52) \\ - 9x + 126 = 14x - 104 \\ - 9x - 14x = - 104 - 126 \\ - 23x = - 230( - 1) \\ 23x = 230 \\ x = 230 \div 23 \\ x = 10$

espero ter ajudado