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Please help me with this maths question!! Where is the vertical line in the mapping x = 5x + 12?

April 26, 2017Education help homework line Mapping Maths Reference vertical

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Please help me with this maths question!! Where is the vertical line in the mapping x = 5x + 12?

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x = 5x + 12 add -5x to both sides x -5x = 5x -5x +12 -4x =12 divide both sides by -4 x = 12/-4 x = -3 Therefore vertical line is at x = -3 Use this method to work out the second question.