Question

5(1 - x) – 2x + 1 = - 3(2 + x) ​

Answer 1

Explicação:

$\mathbbe{5(1 - x)- 2x + 1 = - 3(2 + x)}\\\mathbbe{5 - 5x - 2x + 1 = -6 - 3x}\\\mathbbe{-5x-2x+3x = -6-5-1}\\\mathbbe{-4x = -12}\\\mathbbe{x = \frac{-12}{-4} }\\\mathbbe{x= 3}$