x=1
explaination:
2x+3=5x
Subtract 5x from both sides.
2x+3−5x=0
Combine 2x and −5x to get −3x.
−3x+3=0
Subtract 3 from both sides. Anything subtracted from zero gives its negation.
−3x=−3
Divide both sides by −3.
x=
−3
−3
Divide −3 by −3 to get 1.
x=1
Answer:
Because there is a chance that one control group will get injured, or maybe even die.
Step-by-step explanation:
Putting one's life in danger is considered unethical and is well, illegal.
