Question

Penyelesaian dari persamaan 2/3 (2x + 5 ) = 1/2(3x + 4 ) adalah.....
X = -20
X = -8
X= 8
X = 20

Answer 1

=2/3(2x+5)=1/2(3x+4)
=4x/3+10/3=3x/2+4/2
= -x  = -8 
   6       6
=-6x=-48
=x=48/6
=x=8

Answer 2

2/3 (2x + 5) = 1/2 (3x + 4)
4 (2x + 5) = 3 (3x + 4)
8x + 20 = 9x + 12
x = 8