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stepan [7]
3 years ago
10

What must be added to ‐213 to get ‐312​

Mathematics
2 answers:
Leya [2.2K]3 years ago
6 0
  • Answer:

<em>n = - 99</em>

  • Step-by-step explanation:

<em>- 213 + n = - 312</em>

<em>n = - 312 + 213</em>

<em>n = - (312 - 213)</em>

<em>n = - 99</em>

kirill [66]3 years ago
5 0
-213+x=-312
x=-312+213
x=-99
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