4x =18 ー2x
DESCRIPTION
4x =18 ー2x. 4x +2x =18. 6x=18. 4x =18ー2x. 4x +2x =18. 6x=18. 9xー5=2x+23. 9x ー2x =23 +5. 7x=28. 9xー5=2x+23. 9x ー2x =23 +5. 7x=28. - PowerPoint PPT PresentationTRANSCRIPT
4x =18ー2x4x+2x=18 6x=18
4x =18ー2x4x+2x=18 6x=18
9xー5=2x+239xー2x=23+5 7x=28
9xー5=2x+239xー2x=23+5 7x=28