3(4x+4)+(x+8)=7x-2 (-3x+11) what does x equal?

78.59 is the mean

step-by-step explanation:

answer

d. 10

explanation

the distance from point y to wx is the height of the triangle.

using pythagoras theorem,

group similar terms to get,

this implies that,

take positive square root of both sides to get,

this implies that,