-1x-4-4x= -5x-4
so it is -5x-4 -5x - 4
this is done by combining like terms.
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8-9x = 143-44x 44x-9x = 143-8 35x = 135 x = 135/35 = 22/7 or 3.'857142' recurring decimals
4x^2 = 16x 16x - 60x = -44x -44x + 225
The square of 22 is 484- 22 X22 ----- 44 44X ------ 484
Add 44x to each side: 11 + 35x = 106 Subtract 11 from each side: 35x = 95 Divide each side by 35: x = 2 & 5/7
In women's sizes, 1X is usually 16-18.