Answer:
You should go to algebraic calculator. its amazing
Step-by-step explanation:
brainliest?
Answer:
1. c 2. a 3. e 4. d (this one i am not 100% sure on) 5. b 6. i believe is d
Step-by-step explanation:
X=20
180-77=103
so then simplify (6x-17)=103
6x=120
x=20
I got 7.1 x 10^(-11) but it's been a few years so I could've done it wrong
Answer:
C
Step-by-step explanation:
look up rules of multiplying radicals.
You can multiply the radicands (the number inside the square root) then take the square root of the new number.
3*21 = 63
Factor 63 into 3*3*7
Pull out 3^2 from inside the square root
leaves you with 3sqrt7 or answer C