Answer:
The answer is 7x
Step-by-step explanation:
The x is the coefficent and every x has a coefficent even if it doesn't have number because the coefficent represent how many x's there are so it is one x plus 6 x and that equal seven x. The x can be anything but one of something plus 6 equals 7.
Answer: 644
Step-by-step explanation:
700 - 56 = 644
You can first distribute the number into the parenthesis: 3n + 2 - 8n. Now, combine the like terms (n): -5n + 2. It can either be -5n + 2 or 2 - 5n.
It will have 15 protons because the atomic number will always equal the number of protons and vice versa
Answer:
Hello
Step-by-step explanation:
the Pythagoras Theorem proves this