If ( -2 , 5) is a solution of 2x + my = 11 , then find the value of ‘m’
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Answer:
m = 3
Step-by-step explanation:
Take (-2) as x and 5 as y
2x + my =11
2 × -2 + m × 5 = 11
-4 + 5m = 11
Transfer -4 at the left side. Then its value will become possitive.
5m = 11 + 4
5m = 15
m = 15/5
m = 3
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