Answer: x=13
explanation:
-2x+6=-20
subtract 6 from both sides
-2x=-26
divide -2 by both sides
two negatives equals a positive
x=13
Answer: if its a true or false question then yes 40 is a rational number
Step-by-step explanation:
I disagree. The first one is false. No exponent rules apply if the bases AND the exponents are different.
The second one is true. Bases are the sane so you add exponents. You get 3 to the -5 power. Written with positive exponents it’s 1/3 to the 5.
Step-by-step explanation:
So you should use headphones while doing writing work and if digital work then take very short brakes during study and concentrate fully.