Combine like terms to get 2x + 6x which is 8x and 3y + 9y which is 12y so the simplified answer is 8x + 12y
you need another equation to solve them simultaneously since they are two unknown
Answer:
???
Step-by-step explanation:
length in feet 7 and 1/2 feet
scale given is 1 inch: 2 feet
let us say the miniature length of dollhouse is x inches
Answer : 3.75 inches