Explicación paso a paso:
4. (+4)= 2. (x+2)
8=2X+4
8-4= 2x
6=2x
6/2=x
3=x
6 . (X+5)= 5. (x+5)
6x+30= 5x+25
6x-5X= +25-30
x=-5
5. (x-3)= 4. ,(x+4)
5x-15= 4x+16
5x-4x= +16+15
x=31
3.(3x)+9= 2. (x-4)-6
9x+9= 2x-8-6
9x-2x= -8-6+9
7x= -14+9
7x=-5
x= -5/7
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Verified answer
Explicación paso a paso:
4. (+4)= 2. (x+2)
8=2X+4
8-4= 2x
6=2x
6/2=x
3=x
6 . (X+5)= 5. (x+5)
6x+30= 5x+25
6x-5X= +25-30
x=-5
5. (x-3)= 4. ,(x+4)
5x-15= 4x+16
5x-4x= +16+15
x=31
3.(3x)+9= 2. (x-4)-6
9x+9= 2x-8-6
9x-2x= -8-6+9
7x= -14+9
7x=-5
x= -5/7