Find the value of yif 13x (y-4)-3 (y-9)=5 (y+4)
Answers
Answered by
2
Answer:
y =9
Step-by-step explanation:
We have,
13(y – 4) – 3(y – 9) – 5(y + 4) = 0
Upon expansion we get,
13y – 52 – 3y + 27 – 5y – 20 = 0
13y – 3y – 5y = 52 – 27 + 20 5y = 45
y = 45/5 = 9
∴ y =9
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Answered by
15
Question:-
Find the value of yif 13x (y-4)-3 (y-9)=5 (y+4)
Answer:-
y=9
Solution:-
→ 13×( y - 4 ) - 3( y - 9 ) = 5 ( y + 4)
→ 13y - 52 - 3y + 27 = 5y + 20
→ 10y - 25 = 5y + 20
→ 10y - 5y = 20 + 25
→ 5y = 45
→y = 45/5
→y = 9
Now check our equation
→ 13×( y - 4 ) - 3( y - 9 ) = 5 ( y + 4)
Where y = 9
→ 13×( 9 - 4 ) - 3( 9 - 9 ) = 5 ( 9 + 4)
→ 13 × 5 = 5 × 13
→ 13/13=5/5
→1 = 1
LHS = RHS
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