15. Radioactive nuclei are highly stable and emit radiation to become unstable.
TRUE
FALSE

go on the tube you might find some information there

child does not get an education so she can use the molla on junk

i think the amount would be $140.62

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.