Question

x+x+8=54 me ajuda gente

Answer 1

Resolução:

$\mathsf{x+x+8=54}\\\mathsf{2x+8=54}\\\mathsf{2x=54-8}\\\mathsf{2x=46}\\\\\mathsf{x=\dfrac{46}{2}}\\\\\mathsf{x=23}\: \: \checkmark$

Answer 2

x+x+8=54
2x+8-54
2x-46
x=46/2
x=23