Answer:
-3x-6y-2z
Step-by-step explanation:
(4x - 2y)-(7x+4y-2z) = 4x-2y-7x-4y-2z = -3x-6y-2z
I hope that's the answer.
Answer:
140
Step-by-step explanation:
you multiply the amount of people by the amount of floors, 7x20=140
Answer: 10 cups of sugar
Step-by-step explanation:
Cups of sugar : Cups of flour
2 : 3
? : 15
Cross multiply
3? = 15 × 2
3? = 30
Divide both sides by 3
? = 10
He needs 10 cups of sugar.
Answer:
2550
Step-by-step explanation:
1) So he borrowed 17,000
2) Simple interest is 5%
3) so 0.05 *17000 = 850
4)It takes the manager 3 years so, 850*3=2550
5) so 2550 is the total amount of interest the manager needs to pay
I am not sure but I think it represent the middle coordinate