What is the GCF of the terms of the polynomial −12y^4 + 8y^3 – 4y^2?

12x + 1 = 25 solve the following equation. then place the correct number in the box provided.

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.

Tim's phone service charges $23.06 plus an additional $0.22 for each text message sent per month. if tim's phone bill was $28.56, which equation could be used to find how many text messages, x, tim sent last month?