Answer:
The added both 8x+2x when they were suppose to subtract 8x-2x
Step-by-step explanation:
8x+22= 2x+42
6x= 42-22
6x= 20
x= 3.3 repeating
Rectangle prisms have 6 flat surfaces.
Answer:
try with this link https://es.symbolab.com/solver/square-roots-calculator
Step-by-step explanation: