2.6x-1.4x=26(650-x)+1.4(65-x)
2.6x-1.4x=16900-26x+91-1.4x
2.6x+26x=16900+91
28.6x=16991
x=16991÷28.6
x=16991/28.6
x=16991/28.6
x=84955/143
2.6x-1.4x=26(650-x)+1.4(65-x)
2.6x-1.4x=16900-26x+91-1.4x
2.6x+26x=16900+91
28.6x=16991
x=16991÷28.6
x=16991/28.6
x=16991/28.6
x=84955/143