WILL GIVE BRAINLIEST EVALUATE THIS EXPRESSION

-b+3vy-xb+4

if b=-2
y=-1
v=3
x=1

There are several unique characteristics of qualitative research that make it distinct from quantitative research. describe the aspects of qualitative research and the elements of design that contribute to the rigor of the work. what actions of the researcher can compromise the integrity of the findings?

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

What expression is equivalent to (2x-1)(x-3)?