Please help will mark brainliest!

Lindsay used two points, (x,y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?

State if the two triangles are congruent. if they are, state how you know?

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.