The equation in standard form would be,

All you have to do is move -2/7x to the other side.
Hope this helped
:D
I believe x would equal to 30.
Since 6 * 3 =18, 10 * 3 = 30.
What you do to one side, you must do to the other.
Hope I helped!
Answer: 123
Step-by-step explanation:
Answer:
(Picture)
Step-by-step explanation:
To find 60% of people you just multiply .6 with the number you are trying to find 60% of. Like 100. 100 times .6 = 60.
Answer:
is a polynomial
Step-by-step explanation:
a polynomial is a set of numbers with multiple terms that are not simplify able
is not a polynomial because its actually one term, there is no addition/subtraction of different terms.
-13 is a single number, so not a polynomial
13x^-2 is also a single number, not a polynomial