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ivann1987 [24]
3 years ago
11

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Mathematics
1 answer:
olchik [2.2K]3 years ago
3 0

Answer:

''''

Step-by-step explanation:

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(2a - 3b + 5c) - (-3a - 7c)
ollegr [7]

Answer:

5a-3b+12c

Step-by-step explanation:

(2a - 3b + 5c) - (-3a - 7c)

Distribute the minus sign

2a -3b +5c +3a +7c

Combine like terms

5a-3b+12c

4 0
3 years ago
Read 2 more answers
Why using the order of operations is important.
Otrada [13]

Answer:

Simply: It makes sure you get the correct answer

Step-by-step explanation:

Using order of operations (pemdas) ensures you do the correct operations in the correct order. If not, then everyone could get loads of different answers for the same question. It provides order in the math world.

Hope this helps!

7 0
3 years ago
Question 1 (1 point)
alisha [4.7K]

Answer:

See below

Step-by-step explanation:

1) x=2-1

x=1

2) (x+1)(x+1)=2(x+1)

3) 10x-20 -11 = 4+3x

10x-3x=20+11+4

7x=35

x=5

5 0
3 years ago
According to your online content assignment, a good schedule keeps a student from:
seraphim [82]

Answer:

B

Step-by-step explanation:

8 0
3 years ago
What is m angle PQR?
WINSTONCH [101]
3x-5+x+1=180
4x-4=180
4x=176
X=44
Plug in 44 for X
3(44)-5
132-5
Answer
127
4 0
3 years ago
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