First, you substitute each x in the first equation- 2(2y+10)-3y=17
Next, simplify - 4y+20-3y=17
y+20=17
y=-3
Next, substitute the y in for the second equation, x=2y+10
x=2(-3)+10
x=-6+10
x=4
ANswer:
x=4
y=-3
Hope this helps!
the number of points a plain contains is 3
Answer:
b
Step-by-step explanation:
Yea I wanna say you have the right answer
Answer:
<em>- 4</em>
Step-by-step explanation:
Formula of slope:
m = (
-
) / (
-
)
m = [8 - ( - 4)] / (4 - 7) = (8 + 4) / ( - 3) = <em>- 4</em>