Please help me I’m rly confused

What is the value of x? 3x + (6x - 6) = 4(2x-2)

Proceed as in example 3 in section 6.1 to rewrite the given expression using a single power series whose general term involves xk. ∞ n(n − 1)cnxn − 2 n = 2 − 4 ∞ ncnxn n = 1 + ∞ cnxn n = 0

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. consider the given table.