(-5,7), (5, -3) use slope formula to find the slope of two coordinate points

Anna is constructing a line segment that is congruent to another segment ab. for the construction, which tool should be used to mesure segment ab

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11