A blue print of a house has a scale of 1 inch : 2 feet. a. Find the actual length of a wall that is 7 in on the blueprint.
b. Find the actual height of a door that is 3.5 in on the blueprint.

y=−9/2x+10

step-by-step explanation:

let's solve for y.

0−9x−2y=−20

step 1: add 9x to both sides.

−9x−2y+9x=−20+9x

−2y=9x−20

step 2: divide both sides by -2.

−2y

−2

=

9x−20

−2

y=

−9

2

x+10

10

step-by-step explanation:

correct answer is b. 27/8

step-by-step explanation:

ask the math teacher she or he would know lol.

step-by-step explanation: