3a + 5b = 26; a + 5b = 22
Answers
Answered by
21
Heya❤
3a +5b =26 ...(1)
a + 5b = 22 ... (2)
From equation 1 and 2;
3a + 5b =26
a + 5b =22
(-) (-) (-)
____________
2a = 4
____________
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Now.. substitute the value of "a" in eq.2
a+ 5b =22
2 + 5b =22
5b =22-2
5b =20
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Hope it helps you
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Answered by
6
Answer:
a=2 & b=4
Step-by-step explanation:
3a+5b=26..(1) & a+5b=22..(2)
- a=22-5b from ...(2)
- 3(22-5b)+5b=26
- 66-15b+5b=26
- b=4
- put b=4 in ..(1)
- a=2
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