<span>Equation at the end of step 1 :</span> (2x - 5 • (2x - 7y + 3)) + -8<span> :</span>Pulling out like terms :3.1 Pull out like factors :
-8x + 35y - 23 = -1 • (8x - 35y + 23)
Final result : -8x + 35y - 23
Answer:
Answer for A
Step-by-step explanation:
I don't know about B , Sorry for that.
-4 isn't a real number because there is no square root of -4. However, there is a cube root of -8, because -2 * -2 * -2 = -8.
The filling rate is 2/5=0.4 gallons per second. So the appropriate equation is A.