Question

Using mental math, solve the inequality 7+a>5+6 . In the solution set, the variable a must be greater than what number?(1 point)
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Answer 1

To solve the inequality 7 + a > 5 + 6, first simplify both sides:

7 + a > 11

Next, subtract 7 from both sides to isolate a:

a > 4

Therefore, in the solution set, the variable a must be greater than 4.