5x+9=5+3x solve the following questions and check 3your results
Answers
Answered by
3
5x+9=5+3x
=> 5x -3x = 5-9
=>2x = -4
=> x = -2
Answered by
4
Given:
- Solve : 5x + 9 = 5 + 3x and check your result.
⠀
Solution:
We have,
=> 5x + 9 = 5 + 3x
- Change the sides of 3x and 9, Shift 3x from R.H.S to L.H.S and it will be -3x, Simillarly, Shift 9 from L.H.S to R.H.S and it will be -9.
=> 5x - 3x = 5 - 9
- Subtract 3x from 5x in L.H.S and 9 from 5 in R.H.S,
=> 2x = -4
- Divide both sides by 2,
=>
- So, we get
=> x = -2
⠀
Check:
Put the value of x in the equation,
- First, Multuply 5 by -2 in L.H.S and 3 by -2 in R.H.S
=> 5(-2) + 9 = 5 + 3(-2)
- Add 9 and -10 in L.H.S and Subtract 6 from 5 in R.H.S
=> -10 + 9 = 5 - 6
- We get,
=> -1 = -1
L.H.S = R.H.S
- Hence, Checked.
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