63/84 divided by 21/21
=3/4
or
63 divided by 84=0.75 which is the same thing as 3/4
Answer:
x-intercept - x = 1/2y - 3.15
y-intercept - y = 2x + 6.3
Step-by-step explanation:
For x,
-6x + 3y = 18.9
-6x = -3y + 18.9
x = -3y/-6 + 18.9/-6
x = 1/2y - 3.15
For y,
-6x + 3y = 18.9
3y = 6x + 18.9
y = 6x/3 + 18.9/3
y = 2x + 6.3
The cosine is -0.88
This is rounded from <span>-0.88387747318
The sine is .48.
This is rounded from </span><span>0.46771851834</span>
Answer:
39
Step-by-step explanation:
x-3y=9
x-y=29
subtract
-2y=-20
y=10
x-10=29
x=39
T -1,-1 ect ect hope helps
