Help please due at 9:40

Tim's phone service charges $23.06 plus an additional $0.22 for each text message sent per month. if tim's phone bill was $28.56, which equation could be used to find how many text messages, x, tim sent last month?

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

Aline passes through the point (–7, 5) and has a slope of 1/2 which is another point that the line passes through?