Hello! To solve for x means to isolate x:
y = x^2 + 7
y - 7 = x^2
sqrt(y - 7) = x
Answer:
x = sqrt(y - 7)
Hope this helps!
The set is not closed
Example:
-4 * -3 = 12 this is not a negative integer
The length of side A is 194
Answer:
181 
Step-by-step explanation:
To find how many hours they work per month multiply the amount of hours they work each day by the amount of days they work in a month:
They work
hours per month.
Hope this helps :)
Answer:
7
Step-by-step explanation:
if : n = 2 : 15 - n = 15 - 8 = 7