Question

Tolong kerjakan dengan cara

Answer 1

m1:y2-y1/x2x1=-20-0/-25-0=-20/-25=-4/5

m1xm2=-1

-4/5xm2=-1

m2=-4/5:-1

m2=-5/4x-1

m2=5/4

y-y1=m(x-x1)

y-(-20)=5/4(x-0) pindah ruas

4y+80=5x

5x-4y=80

5x+0=80

5x=80

x=80/5

x=16

(16,0)