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anzhelika [568]
2 years ago
13

Please help me understand the question

Mathematics
1 answer:
Igoryamba2 years ago
6 0

Answer:

a and c

Step-by-step explanation:

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(5n - 3) - (-2n + 7)
AleksandrR [38]

Answer:

7n-10

Step-by-step explanation:

=(5n-3) - (-2n) -7 [Bracket Opens]

=5n - 3 +2n -7 [- × - = +]

=7n - 10 [ addition]

4 0
3 years ago
Find the value of x if y=50. y=5x - 15​
ExtremeBDS [4]

Answer:

x = 13

Step-by-step explanation:

y=50

50 = 5x - 15

50 + 15 = 5x

65 = 5x

65/5 = 5x/5

13 = x

3 0
3 years ago
Please please help me again, I really need help and thank you.
ipn [44]

Answer:

Perimeter of Compound Shapes: Composite Rectangles. Perimeter is the total distance around the outside of a shape. horizontal. sides must be the same length in total as the one longer red side.

Step-by-step explanation:Also not sure...Hope this kinda helps...

5 0
3 years ago
On a 40-question test, Peggy answers 34 questions correctly. What percent of the questions does she answer correctly?
marta [7]

Answer:

A.) 85%

Step-by-step explanation:

8 0
3 years ago
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3 of 5<br> Simplify as far as possible without a calculator.<br> 33(272+273)
inn [45]

Answer:

17,985

Step-by-step explanation:

33(545)= 17,985

3 0
3 years ago
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