Answer:
20 feet long
Step-by-step explanation:
To solve this you need to use the Pythagorean theorum,
, where c is the length of rope needed and A and B are the side lengths. Think of it like a right triangle.
So, the equation is

Which is then


And the possible values of c are 20 and -20.
From here we know the answer cannot be -20 because you cannot have a negatively long length of rope, so the answer must be 20 feet.
Answer:
72 ads
Step-by-step explanation:
Let
x -----> the number of ads
we know that
5 sheets of construction paper for a title banner plus the number of ads multiplied by one quarter of sheet must be equal to 23 sheets of construction paper
so
The linear equation that represent this problem is

Solve for x
Multiply by 4 both sides to remove the fraction

Subtract 20 both sides


Answer: third option: 15(x+3) hope this helps.
Answer:
d
Step-by-step explanation:
if u substitute -4 in the equation it will give u a math error
Answer:
199.129
Step-by-step explanation:
64.23
+ 134.899
---------------
199.129
□ make sure you always line up the decimals when you are adding or subtracting
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