It can also be written as 3x + 7. The value of the expression will depend on the value of x.
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5x-3x+x+8 = 2x+1+x+x 3x+8 = 4x+1 3x-4x = 1-8 -x = -7 x=7 Hope that helps.
3x + 8
-2x+9=x+1-x........-x-3x+9=1.....-9...-9-3x=-8-3x/-3 | -8/-3\ /........\ /x=8/3
x = 3Solution:3x + -1 = 83x = 8 + 13x = 9x = 9/3x = 3Check:3(3) + -1 = 89 + -1 = 88 = 8
x= -1 answer: 0