2x+9 = 49-3x
2x+3x = 49-9
5x = 40
x = 8
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3x-5+2x=-49 is the same as 5x=-44 or x=-44/5
It is an equation and the value of x is 6
5x+49 = 8x+13 49-13 = 8x-5x 36 = 3x x = 12
4x2 + 28x + 49 = 4x2 + 14x + 14x + 49 = 2x(2x + 7) + 7(2x + 7) = (2x + 7)(2x + 7) or (2x + 7)2
49 plus 10 equals 59.