Combine like terms to simplify the expression: 2 + 7x + 3 – 5x - 1 =
A.4 + 2x
B.4 - 2x
C.6x
D.5-2x
E.5+12x

The speed of a falling object increases at a constant rate as time increases since the object was dropped. which graph could represent the relationship betweent time in seconds, and s, speed in meters per second? speed of a falling object object over time

If the measure of angle 1 is 110 degrees and the measure of angle 3 is (2 x+10 degree), what is the value of x?

Which is a graph of a proportional relationship?