Question

7 less than a number is at most 23

Answer 1

Seven less than a number is the same as [ n - 7 ]

Is at most twenty-three [ = 23 ]

Put the expression together:

n - 7 = 23

Solve for n if needed:

n - 7 = 23

~Add 7 to both sides

n - 7 + 7 = 23 + 7

~Simplify

n = 30

Best of Luck!