There are 81 women teachers at Russell High. If 45% of the teachers in the school are women, how many teachers are there at Russell High?

step-by-step explanation:

we are given

since, we have to isolate x on anyone side

so, we can move all x terms on one side

subtract both sides by 2x

add both sides by 9

divide both sides by 4

we get

12

step-by-step explanation:

12 + 5 = 17

12x2=24

24-7=17

if the angular bisector of an triangle bisects the opposite side, prove that the other two sides are equal.