The answer to this question is 2
Answer:
A clinical test on humans of a new drug is normally done in three phases. Phase I is conducted with a relatively small number of healthy volunteers. For example, a phase I test of a specific drug involved only 7 subjects.
Step-by-step explanation:
Check the picture below.
so notice, their perimeter is the same, because the perimeter is just one rod anyway, and all rods are the same length, thus
Answer:
x=-12
Step-by-step explanation:
x2-36=5x
add 36 to both sides
x2=5x+36
subtract 5x from both sides
x(-3)=36
divide both sides by -3
x=-12
substitute to prove right
(-12)2-36=5(-12)
-24-36=-60
-60=-60