Subtract these polynomials. (6x2 – X + 8) – (x2 + 2) =
O A. 5x2 - x + 6
B. 7x2 – X+6
O C. 5x2 - x + 10
O D. 7x2 - x + 10

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?

If 5x - 2 = -12, then x = a) -50 b) -4.4 c) -2.8 d) -2

Identify the percent of change as an increase or a decrease. 75 people to 25 people response - correct increase decrease question 2 find the percent of change. round to the nearest tenth of a percent.