Answer:
a=12
Step-by-step explanation:
If you solve for x, you divide by (a-12) to isolate x on the left side:
x = (a+8)/(a-12)
If the numerator is 0 you will be dividing by zero, which invalidates the solution. This will happen for a=12.
Looks like the very definition for a rational number
<h2><u>79 degrees</u> is the correct answer!</h2><h3></h3><h3>Line PU is <u>supplementary.</u></h3><h3>30 + 34 + 37 = 101</h3><h3>180 - 101 = <u>79</u></h3><h3><u /></h3><h3>I want to be marked "brainless."</h3><h3>I want to be a zombie.</h3><h3>lm-ao</h3><h3 /><h3><em>Please let me know if I am wrong.</em></h3>
