check that (4,0) is the solutions of 5x-4y=20 the answer is yes it is a solution but i want to know how so please answer step by step please i request you answer this
Answers
Answered by
11
LHS = 5x + 4y
= (5 × 4) + (4 × 0)
= 20 + 0
= 20
RHS = 20
20 = 20.
Hence, verified.
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Kashmirjannat:
please answer this that (0,5) is a solution of 5x-4y=20
LHS = 5x - 4y = 20
= (5 x 0) - (4 x 5)
= 0 - 20
=-20
RHS = 20
Hene, This is not the solution...
Hence*
Answered by
5
The method is like this:
Hope it helps.
Thanx!
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