Question

14÷2×a+36÷2=8×11 ; a+45÷3-68÷2=90÷6 ; a×4-75+46÷2=80÷2

Answer 1

14:2•a+36:2=8•11
7•a+18=88
7•a=88-18
7•a=70
A=70:7
A=10


A+45:3-68:2=90:6
A+15-34=15
A+15=15+34
A+15=49
A=49-15
A=34


A•4-75+46:2=80:2
A•4-75+23=40
A•4-75=40-23
A•4-75=17
A•4=75+17
A=92:4
A=23

Sper ca te-am ajutat și sper sa fie bine!Succes la școala!

Answer 2

14:2•a+36:2=8•11
7a+18=88
7a=88-18
7a=70/:7
a=7
a+45:3-68:2=90:6
a+15-34=15/+34
a+15=49/-15
a=34

a•4-75+46:2=80:2
a•4-75+23=40
a•4-52=40