Find the standard deviation. Round to one more place than the data.
180, 105, 156, 275, 175, 125, 113, 227, 136

What is an equation of the line that passes through the point (-2,3) and is parallel to the line whose equations is y=3/2x-4? i am stuck between y=3/2x or y=3/2x+6 : (

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?