8/20 as a decimal is 0.4.
Since each side is 12 inches, then multiply 12 by 4 since it's a square and has 4 sides which makes 48.
48 is bigger than 36, so therefore, Troy does not have enough ribbon.
Answer:
0 = −
6
Step-by-step explanation:
Subtract 7 from both sides of the equation
3
+
7
=3
+
1
3
+
7
=7
=
3
+
1−
7
Simplify
3
=
3
-6
Subtract 3
from both sides of the equation
3
=
3
−
6
3
−
3
=
3
−
6
-3
Simplify
0=-6
Answer:
- 
Step-by-step explanation:
cos90° - 2sin45° + 2tan180°
= 0 - ( 2 × 
) + 2(0)
= 0 - + 0
= -
X^2+4x=-3
x^2+4x+3=0
(x+1)(x+3)=0
x+1=0 so x=-1
x+3=0 so x=-3
so the solution is x=-3,-1
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