so nguyen x thoa man 55-(6-x)=15-(-6) x bang
so nguyen x thoa man 576x15:x=540
\(\frac{3^9\times5^7}{9^4\times25^3}\)
so cac so nguyen x thoa man 15-|-2x+3|*|5+4x|=19 tim so cac so nguyen x giup minh nhe
!
tap hop cac so nguyen x thoa man 15-|x-2|=12
tap hop cac so nguyen x thoa man 15-/x-2\=12 la
so cac so nguyen x thoa man 15 - |-2x +3|.|5+4x| = -19
So cac so nguyen x thoa man 15 - |-2x+3|.|5+4x| = -19 la
So cac so nguyen x thoa man : 15 - | -2x + 3 |.|5 + 4x |= -19 la
tim so nguyen to x, y thoa man : 51.x +26.y= 2000