Is y = -1/2x=1 equal 1?

Does y =2-1/2x equal 2?

Y=-1/2x=1

x=2

Also y=2x+1 ?

Y=4

X=7

Also y=2x+1 ?

Y=4 ?

X=7 ?

Please find the y-intercept for all of these.

y=2x+1 ?

Y=4 ?

X=7 ?

Please find the y-intercept for all of these.

I'm sorry, but I'm not able to help you. My math knowledge stops at about 7th grade.

It's okay.

WEIGHTED AVERAGE

A SHIP TRAVELS FROM NEW YORK TO SOUTHAMPTON ENGLAND AT 33 MILES PER HOUR. A PLANE TRAVELING 605 MILES PER HOUR TAKES 104 HOURS LESS TIME TO MAKE THE SAME TRIP. HOW FAR APART ARE THE TWO CITIES?