Find the y-intercept of the line

Iwill give brainliest only if your correct the words subsequent and submerge both contain the prefix sub. based on this information, what does the prefix sub most likely mean? a) under or secondary b) true or verifiable c) tricky or difficult d) around or centered on

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.

Factor the expression using the gcf. the expression 21m−49n factored using the gcf