Solve using substitution

7x-9y=-9

X=-9

Whats 2+2+2+2+2+2+2+2+2+9

Inez heard that as a general rule, she should spend no more than 30% of her take-home pay on rent. If Inez's take-home pay is $46,800 per year, what is the maximum amount per month that she should spend on rent? A. 3900 B. 1404 C. 2730 D. 1170

The population standard deviation of the numbers 3, 8, 12, 17, and 25 is 7.563 correct to 3 decimal places. what happens if each of the five numbers is multiplied by 3

Josh had 6 containers of strawberry yogurt. he had 7 fewer containers of strawberry than blueberry yogurt. than he ate 2 containers of blueberry yogurt. how many blueberry yogurt does he have now?

Which ordered pair is a solution of the system? x + 4y = 19 y = - 2x - 4 A. (3,4) B. (7,3) C. (-5,6) D. (-2,0)

Andy got a 32% discount on all his purchases at his favorite shop. If he saved $64 on the total bill, the bill amount without the discount was and he paid $ Reset Next

Is 6/6 greater than 6/8

In a recent flu epidemic, the number of flu cases increased by 40% each week. There were 3,000 flu cases during the first week of January. How many more people were affected by the flu during the third week of January than during the first week?

Fernando surveyed a group of people to find their shoe size and the number of children in their family. He graphed the ordered pairs (shoe size, number of children) for each person.

The sum of x and 9 is divided by 2. That quantity is equal to 3x