Question

insumeaza sfertul unui numar cu jumatatea sa obtin cu 12 mai putin decat numarul dat. afla-l

Answer 1

$\frac{a}{4}+\frac{a}{2}=a-12$

$\frac{3a}{4}=a-12$

$a-\frac{3a}{4}=12$

$\frac{a}{4}=12$

$a=12*4=48$

Answer 2

a=12x4
a=48
a/_____/_____/_____/_____/
a:2/_____/_____/
a:4/_____/