1. 8.EE.1.3: An expression is shown. Which one of the expressions below is equivalent?
(4x10^-8)+(2x10^-8)
(2x10^-10)
A 3 X 10^-2
B 3 X 10^18
C 3 X 10^-18
D 3 X10^2

If the slope of one line equals the slope of another line then ? a) the two lines are intersecting lines b) the two lines are perpendicular lines c) the two lines are parallel lines d) the two lines always have very steep slopes

On new year's day, the average temperature of a city is 5.7 degrees celsius. but for new year's day 2012, the temperature was 9.8 degrees below the average. i) if a represents the average temperature on new year's day and 7 represents the temperature on new year's day 2012, what formula accurately relates the two values together? ii) what was the temperature on new year's day 2012? dt a 0.8 ii) - 4 1 degrees celsius da-t-98 ii) 59 degrees celsius 1) 7 = -9,8 11) 59 degrees celsius ii) l degrees celsius

Can someone pls ! pls answer all. no explanation needed..