Question Number 120472 by mathocean1 last updated on 31/Oct/20
![A=5x23^(−) ^6 show that A≡x−4[7] deduct the value of x for which A is divisible by 7](Q120472.png)
$${A}=\overline {\mathrm{5}{x}\mathrm{23}}\:^{\mathrm{6}} \:{show}\:{that}\:{A}\equiv{x}−\mathrm{4}\left[\mathrm{7}\right] \\ $$$${deduct}\:{the}\:{value}\:{of}\:{x}\:{for}\:{which}\:{A}\:{is}\: \\ $$$${divisible}\:{by}\:\mathrm{7} \\ $$