2x + 3 = 9x
3 = 9x - 2x
3 = 7x
x = 3/7
firstly to make the question simpler , We'll form an equation
so according to the question , equation becomes
2x+3=9x=?
solution
now, we have the two values with variable x
one is 2x and the other is 9x, so they can be added or subtracted since their variables are same
so by transposing 9x to the left side and since 3 is a constant number, so we'll transpose it to right side of sign of equality
now,
2x-9x=-3
by subtracting 2x and 9x we get
-7x=-3
but we need to find the value of unknown x, so we transpose -7 to the right side of sign of equality
so x=-3/-7
minus sign cancels minus sign , hence the answer isx=3/7
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