X=1
subtract 2 from 8 =6 so, 6X=6, therefore 6/6=1, X=1
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The quadratic expression x2+6x+8 when factorised equals (x+2)(x+4)
The slope is -2
6x = 32 - 4y and 4y - 8 = 6x so 32 - 4y = 4y - 8 ie 40 = 8y so y = 5 and x = 2
6x + 8 = 20 Subtract 8 from both sides: 6x = 12 Divide both sides by 6: x = 2
2x + 9 = 6x + 1 9 - 1 = 6x - 2x 8 = 4x x = 2