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Marysya12 [62]
3 years ago
15

Evaluate this expression: 15 - 3u + u when u = 2

Mathematics
2 answers:
Alex17521 [72]3 years ago
8 0
The answer is 11 hope that helped and have a great day
Tpy6a [65]3 years ago
3 0

Answer:

11

Step-by-step explanation:

15-3u+u

Plug in u=2

15-3(2)+2

15-6+2

9+2

11

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Andrea has just created a scale drawing of her bedroom room which is 18 feet long by 12 feet wide. The scale drawing shows the l
vivado [14]

Width of the scale drawing is 4 inches

Step-by-step explanation:

We can solve this problem by using the rule of three.

In fact, the actual size of the bedroom are:

L=18 ft (length)

W=12 ft (width)

In the drawing instead, the actual sizes on scale are

L' = 6 in (length in the scale drawing)

W' (width in the scale drawing)

Therefore, applying the rule of three,

\frac{L'}{L}=\frac{W'}{W}

And solving for W', we find the width on the scale drawing:

W'=\frac{L'W}{L}=\frac{(6 in)(12 ft)}{18 ft}=4 in

So, the width on the scale drawing is 4 inches.

Learn more about scales and rule of three:

brainly.com/question/570757

#LearnwithBrainly

7 0
4 years ago

julsineya [31]
The answer is C.672 sq in. bescause you have to times 14 by 48 and get your area of 672.
4 0
3 years ago
Find f(1) if f(x)=2x^3+x^2-3x-1
luda_lava [24]

Answer:

The answer is -1

Step-by-step explanation:

f(x) = 2x³ + x² - 3x - 1  

f(1) = 2(1)³ + (1)² - 3(1) - 1

f(1)= 2 + 1 - 3 - 1

f(1)=3-3-1

f(1)=0-1

f(1)= -1

Thus the answer is -1 ....

4 0
3 years ago
Read 2 more answers
PLEASE HELP! Will give brailiest to the best answer!!!
vovangra [49]

Answer:

H. the increase in the number of slaves in Texas

4 0
3 years ago
Solve for x <br>quick please need it done fast​
kifflom [539]

Answer:

x = 36

Step-by-step explanation:

EAB is a straight line so it equal 180

EAF + FAB = EAB

3x+2x = 180

Combine like terms

5x = 180

Divide each side by 5

5x/5 = 180/5

x = 36

3 0
4 years ago
Read 2 more answers
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