The length of a rectangle is 3 times as big as the width. If beth increases each dimension by 4, write an expression to represen
t the new area, a, of the rectangle.
1 answer:
Answer: See explanation
Step-by-step explanation:
Let the width of the rectangle be x.
The length of a rectangle is 3 times as big as the width. Length = 3x
New width = x + 4
New length = 3x + 4
The new area will be:
a = (3x + 4)(x + 4)
a = 3x² + 12x + 4x + 16
a = 3x² + 16x + 16
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Answer:
A) L = 2*W
B) 2L + 2W = 42
We'll put Equation A) into B)
2*2W + 2W = 42
4W + 2W = 42
6W = 42 cm
Width = 7 cm
Length = 14 cm
Step-by-step explanation:
A, it’s A. As both parties have negatives.
It
can be described useing two other undefined terms :- point & line
The simplest form is 4y+6?
you distribute the 4 to everything in the parentheses and then combine like terms so you would combine the 8 and -2
Answer: C
Step-by-step explanation: I took the quiz and they said it was correct
