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likoan [24]
3 years ago
6

8. A rectangle has a width of 5 inches and a length of 7 inches. If

Mathematics
1 answer:
umka2103 [35]3 years ago
3 0

Answer:

MARK AS BRAINLIST

Step-by-step explanation:

w=5 L=7

w=5+x. L=7+x

A = w*L

= (5+x)* (7+x)

=35+5x+7x+x^2

=x^2+12x+35

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If point Q(3,-4) is rotated +270° about the origin, what are the coordinates of Q?
erica [24]

Answer:

Q' =(-4,-3)

Step-by-step explanation:

Given

Q = (3,-4)

Rotation = +270 degrees

Required

Determine the new coordinates of Q (i.e. Q')

When a point (x,y) is rotated +270° about the origin, the new coordinates is: (y,−x)

So:

Q = (3,-4)

Where:

x = 3 and y = -4

Q' will be:

Q' =(-4,-3)

8 0
2 years ago
A section of wall is being framed. A model of the framing work is shown below.
Ainat [17]

Answer:

a. They are same side interior angles. Angle A measures 55°.

Step-by-step explanation:

3 0
3 years ago
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Maria calls her mother 5 times every week. Let w represent the number of weeks and c represent the total number of times Maria c
galina1969 [7]

Answer:

Equation: 5w = c

Step-by-step explanation:

{ \tt{w \:  \alpha \: c}} \\ { \tt{w = kc}}

k is a constant of proprtionality

{ \tt{1 = (k \times 5)}} \\ { \tt{k =  \frac{1}{5} }}

» Therefore, equation becomes:

{ \tt{w =  \frac{1}{5}c }} \\  \\ { \boxed{ \tt{5w = c}}}

8 0
2 years ago
Jose and a group of friends bought concert tickets for $257. The booking agency also charged a fee, bringing the
Romashka [77]

7%

7% of 257= 17.99

17.99=17.99

3 0
3 years ago
Read 2 more answers
Evaluate the expression for b = 7<br> 6b + 8 – 5b
bearhunter [10]

Answer:

For b = 7, the expression equals 15.

Step-by-step explanation:

6b + 8 - 5b

Substitute the variable b = 7.

6(7) + 8 - 5(7)

Multiply.

42 + 8 - 35

Add.

50 - 35

Subtract.

15.

3 0
2 years ago
Read 2 more answers
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