Q5 of 113 Page 110

If , then the numerical value of 2x-7 is

The given equation is

⇒


⇒ (transpose to LHS)


⇒ (calculate the LCM of LHS)


⇒


⇒


⇒ (divide both sides by 19)



Hence the numerical value of 2x-7.


⇒ (place the value of x)


⇒


The numerical value of x is

More from this chapter

All 113 →
3

If 8x-3 = 25 + 17x, then x is

 4

The shifting of a number from one side of an equation to other is called

 6

The value of x for which the expression 3x-4 and 2x + 1 become equal is

 7

If a and b are positive integers, then the solution of the equation ax = b has to be always