Q.) A piece of string is 44 centimeters long. Manny cuts off a piece that is 15 centimeters long. How much string is left?? A.)
a) 31 centimeters
b) 29 centimeters
c) 39 centimeters
d) 34 centimeters​

In two or more complete sentences, formulate how to use technology to calculate the appropriate regression model for the given data. you are not required to find the model, just choose the appropriate regression and explain how to use the technology. (-5,,2.,0.8), (0,-0.5), (2,-1.3), (3,-0.8), (5,2)

Factor the expression using gcf 9b+45

Asap! i'm not good math and i'm lost.