Answer:

Step-by-step explanation:
Express the fraction as number of houses over number of businesses, that is
ratio =
Divide numerator and denominator by 5 for simplest form
ratio = 
Answer:
Any value greater than -9 and less than -3
Step-by-step explanation:
Explained and uploaded
21 times 9 which equals 189 feet and there are 3 feet in a yard so we do 189 divided by 3 which equals 63 so the answer is 63 square yards.
Brainlist please! :)
Answer:
Step-by-step explanation:
2{5x²-15+(-9xy²)}-(2y²+4x-xy²)+3x²
=2{5x²-15-9xy²}-(2y²+4x-xy²)+3x²
=10x²-30-18xy²-2y²-4x+xy²+3x²
=13x²-2y²-17xy²-4x-30