-234 = 7( -6 + 4n) + 4 Evaluate each expression

What does x = in this equation x+3+2x=x+5

Tyler enjoys the fish so much that after his birthday his family decides to take him to a famous aquarium a tank at the aquarium is similar to his tank with the scale factor of 8 how many times greater is the volume of the tank at the aquarium than the volume of tyler tank

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5