Step-by-step explanation:
x2 + 10x + 25
x2 + 5x + 5x + 25
x(x + 5) + 5(x + 5)
(x + 5)(x+ 5) are the factors
x2 - 36
Both are squares so
x2 - (4)2
Answer:
First, add 1.4 to the number given.
-3.2 + 1.4 = 1.4 - 3.2 = -2.2
a.-2.2 is one of your answer
Next, subtract 1.4 to the number given
-3.2 - 1.4 = -4.6
a.-4.6 is your next answer
a. -2.2, a. -4.6 are your two answers
hope this helps
about 8.3 miles an hour.
34/4 is 8.5
90/11 is 8.2
average: 8.3
