The answer is d) the mathematical work shown above is correct<span>proof
</span>a+b-2(ab-a) = a+b-2ab+2a = <span>3a+b-2ab
</span>
90÷ 30= 3
This is the number ofincrements of 30 seconds-3·3 = -9 points
I hope this helps!
16 servings
Quart = 4 cup
4 quarts(4) = 16 cups
I don't think this site is gonna be a good help for you.
Answer:
ITS D GOOD LUCK WITH YOUR HMK