The phrase "addition inequality" is correct and usable in written English.
It can be used in mathematical contexts when discussing inequalities that involve addition or the addition of terms in an inequality.
Example: "In solving the equation, we must consider the addition inequality that states if a < b, then a + c < b + c for any c."
Alternatives: "inequality involving addition" or "additive inequality".
In addition, inequality remains a big issue and will need to be tackled.
In addition, inequality has grown in South Africa since the end of apartheid, despite the party's pledge to bring "a better life for all".
In addition, inequality has grown in South Africa since the end of apartheid, despite the party's pledge to bring "a better life for all". The country's education system is a shambles.
As Mahatma Gandhi said: "Earth provides enough to satisfy every man's need, but not every man's greed". In addition, inequality is unnecessary; there are concrete steps we can take to turn the tide.
In addition, inequality has increased.
In addition, inequality (5.2) follows from (4.8) and (4.9).
In addition, inequalities within the system of international scientific collaboration have hindered African researchers from leading the way against diseases ravaging their continent.
In addition, inequalities arising from a reasonable administrative policy or which are mere errors of judgment are insufficient to constitute a violation of Article 12(12.
In addition, increased inequality of the two separated shear layers leads to weaker vortices in the near wake region.
In addition, income inequality in the U.S. is reaching new peaks: The top layer of earners now claim a larger portion of the nation's income than ever before — more even than the peak in 1927, just two years before the onset of the Great Depression.
In addition to inequality between supply and demand, other factors such as information asymmetry and government/quality signaling contributed to underpricing both before and after the reforms.
