Question

4x[5x(2x+9)inpartit la 3 la puterea a doua varog mult

Answer 1

4×[5×(2x+9):$3^{2}$=
4×[5×(2x+9):9=
2x=4×(5×9:9)=
2x=4×(45:9)=
2x=4×5
2x=20
x=20
                             Sper ca te-am ajutat

Answer 2

2X=4x(5x9:9)=
2X=4x(45:9)=
2X=4x5=
2X=20
X=20:2
X=10