Atree casts a shadow that is about 10 ft long. javier, who is about 5 ft tall, is standing near the tree. javier’s shadow is about 4 ft long. what is the estimated height, t, of the tree?

a)8 ftb)12.5 ftc)15.5 ftd)18.5 ft

y=mx+b is the final answer!   : )

it's equivalent, so we can say that its equal.

let's call the denominator x and the numerador is 18 less then denominator, x - 18.

multiply

2.x = 5.(x - 18)

2x = 5x - 90

90 = 5x - 2x

90 = 3x

x = 90/3

x = 30

so: