The answer is 45
2x+45+x=180
3x+45=180
3x=135
X=45
Answer:
<h3> Yes, but only if a=0 or b=0</h3>
Step-by-step explanation:

<span><span><span>22x</span>−11 over x to the second power - x - 30.</span></span>
Answer:

Step-by-step explanation:
Combine all the like terms & then solve:


$147.68 is the awnser too this one