Translate into an equation.
five times the sum of twice a number, x, and six is thirty.
find the number.
x =
translate into an equation.
the difference between a number, x, and eleven is three.
find the number.
x =
solve and check.
4y - 3 = 12 + 3(y - 2)
y =
solve and check.
10x - 2(4x - 7) = 28
x =

aloha~! my name is zalgo and i am here to you out on this amazing day. to answer your question, yes, nonzero numbers can have a greatest common factor and that would be 1. still don't get it? let me considering every number is divisible by 1 and hence every number has 1 as a factor of theirs. so, if 2 nonzero numbers didn't share any gcf (greatest common factor), they would still have a factor in common and that would be 1.

i hope that this ! : p

"stay and stay proud! " - zalgo

(by the way, do you mind marking me as brainliest? i'd greatly appreciate it! mahalo! x3)