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(a) Solve the following inequalities and represent the solutions on a number line.
i) 14x-13=12x+23
35x-12=14x+15
ii)x-4<8-3x
4x-2<7x+1
(b) The diagram below shows a region R bounded by four lines l1,l2,l3andl4. Write down the four inequalities which are satisfied simultaneously by region R.