Question

5x+3=8-4x
Qual a resposta??????

Answer 1

Resposta:

$\Large\mathsf\displaystyle{}5x + 3 = 8 - 4x \\\Large\mathsf\displaystyle{}5x + 3 + 4x = 8 \\\Large\mathsf\displaystyle{}5x + 4x = 8 - 3 \\\Large\mathsf\displaystyle{}9x = 8 - 3 \\\Large\mathsf\displaystyle{}9x = 5 \\ \\\Large\mathsf\displaystyle{}x = \dfrac{5}{9} \\ \\\Large\displaystyle\text{ \begin{gathered} \underline{\boxed{\boldsymbol{ x =\dfrac{5}{9} }}}\end{gathered} }$

$\displaystyle\text{ \begin{gathered} \underline{\boxed{\boldsymbol{{ \red{Bons}} \blue{\:Estudos}}}}\end{gathered} }$

Answer 2

Resposta:

1,8

Explicação passo-a-passo:

5x+3=8-4x

5x+4x=8-3

9x=5

x=9÷5=1,8