9.476, 9.427, 9.43, 9.347, 9.4, 9.38

LESS OR GREATER

ASAP PLS

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?

Barrett is comparing the membership fees for two museums.the art museum charges a one-time fee of $8.25 plus $2.25 per month. the science museum charges a one-time fee of $10.75 plus $3.50 per month. how much does barrett save by joining the art museum instead of the science museum?