Solutions To Mathematics Textbooks/Basic Mathematics/Chapter 12

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Chapter 12[edit]

Section 1[edit]

3[edit]

a)[edit]

Note: The answer printed in the book is given as . This is incorrect!

If the two lines and intersect, then . Therefore:



Thus, we can now plug in the value for x into any one of our two equations to find the point of interception:



Thus, the point of interception is .