Choose the answer based on the most efficient method as presented in the lesson.
if the first step in the solution of the equation -9 + x = 5x - 7 is "subtract x," then what should the next step be?

subtract 5x

add 7

add 9

Describe the relationship between the angles of similar triangles and the sides of similar triangles

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test

Aline is perpendicular to another line m2= (-1/m1), where m1 is the slope of the original line and m2 is the slope of the perpendicular line. which of the following equations represents the line that passes through the point (-2,1) and is perpendicular to the line below?