Yes you enter all your income. What is the question? Are you having trouble? If the withholding on your income isn't enough to cover the tax on it you end up with a tax due.
Up to 85% of Social Security becomes taxable when all your other income plus 1/2 your social security, reaches:
Married Filing Jointly: $32,000
Single or head of household: $25,000
Married Filing Separately: 0
