Answer:
10?
Step-by-step explanation:
I don't know exact answer
Answer:
Step-by-step explanation:
X^2+7x+63=63
<=> x^2+7x=63-63=0
<=> X(x+7)=0
<=> x1=0
X2=-7
Answer:
47
Step-by-step explanation:
According to the number system 7 lines and 12 dots, a line is 5 and a dot is 1
you do 5*7+12 which is equal to 47
So the answer is 47,
Hope this helps!
2/3 = x/(3x + y)
2*(3x + y) = 3*x
2*3x + 2*y = 3x
6x + 2y = 3x
6x - 3x = - 2y
3x = -2y
x/y = -2/3
x : y = -2/3.
Answer:
This is a -29.6% change
Step-by-step explanation:
To find the percent change, use the percent change equation.
(New - Old)/(Old) * 100 = Percent Change
(126 - 179)/(179) * 100 = Percent Change
-53/179 * 100 = Percent Change
-.296 * 100 = Percent Change
-29.6% = Percent Change
