Answer:
The answer is 2
Step-by-step explanation:
Multiply the numerator and denominator by the conjugate.
Answer:
x=-5
Step-by-step explanation:
Answer:
one hundred twenty million five hundred forty thousand
Answer:
10.50
Step-by-step explanation:
Answer:
9r
Step-by-step explanation:
4r+9r-11r+7r
Combine like terms
13r -11r+7r
2r+7r
9r