Answer:
You need to add more context to the question. I cannot answer it without knowing what "These scales" are.
Y=4x shows y as the total earnings and x as the number of windows
Answer:
2
Step-by-step explanation:
If A = (2, 3) then a dilation of scale factor 2 means that the x and y coordinates are multiplied by 2, so x = 2 x 2 = 4 and y = 3 x 2 = 6, so A' = (4, 6)
Answer:
-81
Step-by-step explanation:
Answer:
a is greater than or equal to 140
Step-by-step explanation:
Multiply both sides by 7, which cancels out the 7 and turns 20 into 140