Chapter Test
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The phrase at least means that the expression is greater than or equal to some value.
y+9≥-1
at least,which is the same thing as greater than or equal to. Therefore, the inequality symbol should be ≥. ... ≥ ...
On the left-hand side, we have the phrase: the sum of y and 9,
which can be expressed algebraically with an addition.
y + 9
On the right-hand side, we have a constant. Putting these sides together, we have a complete inequality.
The sum of y and 9 is at least -1
y + 9 ≥ -1