HELP ASAP PLEASE determine what the constant, coefficient, and variable are in the expression 9x+4 EXPLAIN!!!

What is the measure of angle z in this figure? enter your answer in the box. z = ° two intersection lines. all four angles formed by the intersecting lines are labeled. clockwise, the angles are labeled 43 degrees, x degrees, y degrees, and z degrees.

"which statement is necessarily true if bd is an altitude to the hypotenuse of right ? abc? a.) ? adb? ? bdc b.) ? adb~? bdc c.) abbc=acbd d.) ? bac? ? bdc"

5. write an equation for the line that is parallel to the given line and that passes through the given point. y = –5x + 3; (–6, 3)