If my memory serves me well, the only wtatement which is true is the last one: <span>D) All linear equation and all quadratic equations are polynomial equations.</span>
Answer:

B. 30
Step-by-step explanation:
First, you multiply by 5 from both sides of equation.

Simplify, to find the answer.

, which is our answer.
16 is the rational number, hope this is helpful
Answer:
2x-6+2=14
Step-by-step explanation:
2x-6+2=14
2x-4=14
2x=14-4
2x=10
x=5