Christmas MT's answer to 1234's Secondary 4 A Maths question.

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Christmas MT
Christmas Mt's answer
2923 answers (A Helpful Person)
1st
Hi,

Few hints:
1) what is an x intercept? (Y=0)
2) what is a y intercept? (X=0)
3) what is the intercept between 2 eqns? (Solve simultaneous eqn)

Think and try first, put in comment if you still cannot get it.