Question

100- b:16 +35 :7= 144 aflati valoarea lui b

Answer 1

<=>100-b:16 +5 =144 <=> -b:16=144-105
<=> -b:16=39 => b= -39x16 => b= - 624

Answer 2

100-b:16 +35:7=144
100-b:16 + 5=144
100-b:16=144-5
100-b:16=139
b:16= 100-139
b:16=-39
b= -39x16
b= -624