Question

calcule o valor numerico das seguintes expressoes: A)3x-1,quando ×=5

Answer 1

X = 5

3x - 1 
3 * 5 - 1
15 - 1
14

- Espero Ter Ajudado E Bons Estudos !!

Answer 2

$\textsf{Resolu\c{c}\~ao~da~quest\~ao,~veja~como~se~procede:}}\\\\\\\ \mathsf{3x-1\;~\to~x=5}}\\\\\ \mathsf{3~\cdot~5-1}}\\\\\ \mathsf{15-1}\\\\\\ \large{\boxed{\boxed{\boxed{\boxed{\boxed{\mathsf{14}}}}}}}}}}}}}}\\\\\\\\ \textsf{Espero~que~te~ajude.}\\\\\\\ \textsf{D\'uvidas?~Comente~:-)}}$