Answer:
C. 5
Step-by-step explanation:
first expression 5 × (9-3) = 30
second one 45 - 3x
to make it 30 = 30
x should be = 5
The answer is (9x^8y^3)/2.
Answer:
17.5 miles
Step-by-step explanation:
6+10+1.5= 17.5
Answer:
A carbon atom.
Step-by-step explanation:
All carbon atoms have 6 protons however the amount of neutrons can vary but doesnt change the element.