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atroni [7]
3 years ago
14

7r-5r+8=9r+8-r translate to an equation, then solve

Mathematics
1 answer:
pshichka [43]3 years ago
7 0

Answer:

r=0

Step-by-step explanation:

7r-5r+8=9r+8-r

This is already an equation

Combine like terms

2r+8 = 8r+8

Subtract 2r from each side

2r-2r +8 = 8r-2r +8

8 =6r+8

Subtract 8 from each side

8-8 = 6r+8-8

0 = 6r

Divide by 6

0/6 = 6r/6

0 =r

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Answer:

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Step-by-step explanation:

we know that

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