Question

determine a raiz de cada equação do 1 grau a seguir 2× -17 = -9 -2×

Answer 1

$2x-17=-9-2x$

$2x+2x=17-9$

$4x=8$

$x=\dfrac{8}{4}$

$\boxed{x=2}$

$\text{S}=\{2\}$