Find the value of X
3y-2x=3
Y=9-2x

x = 3

Step-by-step explanation:

use substitution method and plug in (9-2x) in place of y in the first equation

3(9-2x) - 2x = 3

27 - 6x - 2x = 3

-8x + 27 = 3

-8x = -24

x = 3

0.02

step-by-step explanation:

time of 9 192 631 770 periods of the radiation corresponding to the transition between the 2 hyperfine levels of the ground state of the caesium 133 atom at 0 k (but other seconds are sometimes used in astronomy)

answer: this is not a question

step-by-step explanation: this is a answer