Product A. Is $0.17 per ounce. Product B. Is $0.20 per ounce. Product A. Is cheaper by the ounce. Please mark brainliest.
You need to graph it?
5x - 2y = 7
you need two points to graph a line
make x = 0
5(0) - 2y = 7
-2y = 7
/-2 /-2
y = 7/-2 (0, -7/2)
make y = 0
5x - 2(0) = 7
5x = 7
/7 /7
x = 7/5 (7/5, 0)
make those points and join them
Add like terms to get -4c = 3. divide by ,-4 each side so c = -3/4
The answer is 1. 9 over 9 is a whole, which is one. 1 to the second power is 1. 1 to the 7th power is 1. No matter how many exponents you put on 1, it will always stay one. So the answer is 1.
Answer:
the answer is going to be letter b