If (4,3) is a solutions of equation (a-2)x + (a+1)y=30 then Find a =
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Answered by
5
Answer:
(a-2)x+(a+1)y=30
(a-2).4+(a+1)3=30
4a-8+3a+3=30
7a-5=30
7a=30+5=35
a=35/7=5
Answered by
1
Answer:
5
Step-by-step explanation:
(a-2)4 +(a+1)3 = 30. (given 4,3)
4a-8 + 3a+3 =30
7a-5 =30
7a = 30+5
7a =35
a = 35/7
5
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