Step-by-step explanation:
5*(4x+8)=6*(2x+3)
20x+40=12x+18
20x _12x= 18_40
8x = _22
x=_22/8
x= _11/4
Answer:
Step-by-step explanation:
Since this is not factorable, let's just complete the square:

The last one because the other ones only go to the positive side and not the negative too since the cube root