Answer:
I'm not completely sure about this. The answer is B.) Sample 2: 50 boys and 50 girls at the local middle school. :)
Step-by-step explanation:
Answer:
is a Step-by-step explanation:
combination
A selection in which order has no importance.A mathematical symbol, or combination of symbols, representing a value, or relation. Example:
2
+
2
=
4
.equation
A mathematical statement that says two expressions have the same value; any number sentence with an
=
.
ordered pair
Set of two numbers in which the order has an agreed-upon meaning, such as the Cartesian coordinates
(
x
,
y
)
, where the first coordinate represents the horizontal position, and the second coordinate represents the vertical position.
solution
1. The value of a variable that makes an equation true.
2. In chemistry, a solution is a homogeneous mixture composed of only one phase.
Y = 8x + 12
Now, plug in the 60.
60 = 8x + 12
Subtract 12 from both sides.
48 = 8x
Divide both sides by 8.
6 = x
Swap sides.
x = 6
It would take 6 hours for the pool to have 60 inches of water inside it.
A.
The contrapositive is formed by switching the hypothesis and conclusion of the statement and negating both of them.
20.4 is the exact circumference of the circle
