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Vika [28.1K]
2 years ago
8

-10r-20=-20 i need help with this question​

Mathematics
2 answers:
svetoff [14.1K]2 years ago
8 0

Answer:

r = 0

Step-by-step explanation:

To solve this for r, add 20 to both sides.  The result will be -10r = 0, and so

the solution is r = 0.

maks197457 [2]2 years ago
7 0

Answer:

0

Step-by-step explanation:

-10r - 20 = -20

-10r = -20 + 20

-10r = 0

r = <u>0</u>

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