If you round 344 and times that by 24 add 4 and take away 12, what would be the i need this

Select the correct answer from the drop-down menu. subtracting 3xy^2 from 8xy^2 gives the same result as the expression. [tex]3xy ^{2} - 8xy ^{2} [/tex][tex] { - 7xy}^{2} - {2xy}^{2} [/tex][tex] {7xy}^{2} - {2xy}^{2} [/tex]

Put the equation in slope intercept form by solving for y

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122