What value of x is in the solution set of –5x – 15 > 10 + 20x?
a : –2
b : –1
c : 0
d : 1

Which statement is true 1.the pythagorean theorem can be used to find the missing side of any triangle 2.the pythagorean theorem can be used to find the missing side of any polygon 3. the pythagorean theorem can be used to find the missing side of any right triangle 4.the pythagorean theorem can be used to find the missing side of any isosceles triangle

The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers

Which best explains why this triangle is or is not a right triangle ?