X will equal 0 and y will equal -3
6900 + 8100 = 15000
15000 divided by 2 = 7500
So your answer is 7500
It means that sales are rising due to advertising. The owners would be happier with a steeper slope because it means higher sales for less monetary expense
(mo money less spending y'all)
Step-by-step explanation:
4x + 4y = 18
now we're going to carefully divid both sides by 2
2x + 2y = 9
now make 2y the subject
2y = 9 - 2x
= 9 - 2 × 2
= 9 - 4
2y = 5
