Find the height of a door on a scale drawing if the door is 2 meters tall and the scale is 1 centimeter = 4 meters. round to the nearest tenth

Which linear equations have an infinite number of solutions? check all that apply.  (x  –  3/7)  =  2/7(3/2x  –  9/14)8(x  +  2)  =  5x  –  1412.3x  –  18  =  3(–6  +  4.1x)(6x  +  10)  =  7(x  –  2)4.2x  –  3.5  =  2.1 (5x  +  8)

Given: pqrs is a parallelogram prove: pr and qs bisect each other at t

Yvaries directly as x. y =90 when x=6. find y when x=13