3x + (-4x + 10) = 9
-x v+ 10 = 9
-x = -1
x = 1
What is the value of Y

Polygons efgh and e′f′g′h′ are shown on the coordinate grid: what set of transformations is performed on efgh to form e′f′g′h′? a. a translation 1 unit to the left followed by a 90-degree counterclockwise rotation about the origin b. a translation 1 unit to the right followed by a 90-degree counterclockwise rotation about the origin c. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the right d. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the left

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)

Arational number that is equivalent to -20/4?