Answer:
Not C, Not A, most likely B
Step-by-step explanation:
Its less than 90 because its and acute, meaning its smaller, so you can already knock off C.
Answer:
So basically the answer is where the lines intersect if they do not intersect there is no solution if they are on top of one another it is infinite solutions
Step-by-step explanation:
Answer: $57,000
Step-by-step explanation:
Understand what is being asked. 1st yr is 9000. Yr 2 is 9000+1200= 10200. Yr 3 =10,200+1200=11,400. Yr 4 is 11,400 +1200=12,600 and Yr 5 is 12600+1200=13,800. Over the course of 5 yrs you are paying 9000+10200+11400+12600+13800 which has a total sum of $57,000.
Answer:
x = 0, y = -7
Step-by-step explanation:
x - 4y = 28
-4x - y = 7
____________
x - 4y = 28
-16x - 4y = 28
____________ _
17x = 0
x = 0
0 - 4y = 28
y = -7
Answer:
x=-1
Step-by-step explanation:
3x+7=7x+8-3x
3x+7=4x+8
-4x -4x
-x+7=8
-7 -7
<u>-x=1</u>
-1
x=-1
