±7+4

The expression ±7 + 4 represents a range of two possible values, depending on whether the plus or minus sign is used.

If we use the plus sign, then ±7 + 4 = 7 + 4 = 11. If we use the minus sign, then ±7 + 4 = -7 + 4 = -3.

So, ±7 + 4 can be equal to either 11 or -3, depending on the sign used.