
Divide both sides by 7.

n must be less than or equal to 3. n can be 3 or any number under 3.
For example, n can be 1, 2, 3.
Answer:
x=0
Step-by-step explanation:
4x²-18x²=0 (combine like terms)
-14x²=0
x²/-14=0/-14
√x²=√0
x=0
Answer:
33/100
Step-by-step explanation:
I am not so sure, I calculated the percentage and tried converting it to a fraction this is what I got, :)
Answer:
4 ten thousands, 8 thousands, 1 hundred, 4 tens, 8 ones.
Step-by-step explanation:
It all depends on the importance of the variable its self. Its important to solve it so you know what the variable is and its important to solve one at a time because its impossible to solve a variable completely if you have two of them