Question

Q10.Find the value of x ,if 2x2
- 4x + 9 = 2x2+8x-9

Answer 1

Answer:

x=2/3

Step-by-step explanation:

THIS EQUATION CAN ALSO BE WRITTEN AS

13-4x= -5+8X

NOW AS PER LINEAR EQUATION;

13+5=8x+4x

18=12x

x=12/18

x=2/3

Answer 2

Answer:

OK

Step-by-step explanation:

2*2-4x+9= 2*2+8x-9

⇒4-4x+9=4+8x-9

⇒13-4x=-5+8x

⇒13+5=8x+4x

⇒18=12x

⇒x=18/12

⇒x=3/4.

hence,x is 3/4 ans

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