Given:
The inequalities are:
a)
b)
To find:
The solution of inequalities by substituting the given values.
Solution:
a) We have,
After substituting the given values one by one, we get
False statement.
False statement.
True statement.
True statement.
Therefore the solutions of are .
b)
We have,
After substituting the given values one by one, we get
True statement.
False statement.
False statement.
False statement.
Therefore, the solution of is .
Take y2-y1 over x2-x1 to get the slope of the line
2-5/2-6
-3/-4
3/4
Answer:
Step-by-step explanation:
9/5(-30) + 32
-54 + 32 = -22 degrees Fahrenheit
Because a triangle's angles need to equal 180, you can subtract 100(30+70) and you will get 80. So 80 will be your third angle.