What should be the first step to solve the equation?
2x + 9(x – 1) = 8(2x + 2) – 5

If the measure of xyz is 81 what is the measure of yz

What are the solutions of the equation x4 – 5x2 – 14 = 0? use factoring to solve. someone !

Asoftball team played ten games, scoring 1, 2, 3, 4, 5, 6, 7, 8, 9, and 10 runs. they lost by one run in exactly five games. in each of their other games, they scored twice as many runs as their opponent. how many total runs did their opponents score?