Question

ПОМОГИТЕ СДЕЛАТЬ Х+(Х+1)+(х+2)+(х+3)=306 дам 39 балов

Answer 1

4х+6=306
4х=306-6
4х=300
х=300/4
х=75

Answer 2

x + x+1+x+2+x+3 =306
4x +6=306
4x =300
x =75