Answer:
5
Step-by-step explanation:
because 5•5=25 and 25-13=12
Answer:
II (THE Second one )
Step-by-step explanation:
Because when you substitute X by (-2)
you will get :
y=(-2)^2 - 6(-2) - 16 = Zero
So, -2 is not including in the interval .
Answer:
-11
Step-by-step explanation:
-6-5
-(6+5)
7a+21=56
Begin by subtracting 21 on both sides:
21-21=0 so the 21 in the left cancels, then 56-21=35
Your new equation will be
7a=35
Finally, divide by 7 on both sides:
7/7=1 and 35/7=5
your answer will be
a=5
Answer:
656.3844
Step-by-step explanation:
Area of squares =
<em>s = measure of a side, all sides are the same. </em>
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<em> use a calculator </em>
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