-18u+16u-7=9
-2u - 7 = 9 (combine like terms)
-2u = 16 (add 7 on both sides)
u = -8
Answer:
x = 4
Step-by-step explanation:
The exterior angles of an octagon equal 45 degrees. So if the angles are 11x+1, set it equal to 45 and solve for x.
11x+1 = 45
11x = 44
x= 4
Answer:
It would be 900
Step-by-step explanation:
I hope this helps!
Answer:
(3,-3)
Explanation:
create an equation set equal to zero:
3×(1,-1)=0
distributive property:
3×1= 3 ; 3× -1= -3
(3,-3)=0
Answer:
x=61 y=29
Step-by-step explanation: