Marys sister is 7 years older than mary. their combined ages add up to 35. how old is mary? solve the problem by writing and solving the equation.

Which statement explains how you could use coordinate geometry to prove that quadrilateral abcd is a parallelogram? -5 -4 -3 -2 -1 t 1 2 3 4 prove that all sides are congruent and have slopes that are opposite reciprocals prove that segments ad and ab are congruent and parallel prove that opposite sides are congruent and have equal slopes prove that segments bc and cd are congruent and parallel

Somone me i want to know what 18 hours out of 24 hours in a fraction

What is the equation of a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4