Please need help on this Y=−10x−6.8
−50x−10.5y=60.4
i need to find the substitution please help

What is the distance between the points (2 -3) and (-6 4) on the coordinate plane

Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?

Question 13 (1 point) jerome is starting a new job. his contract states he will earn $42,000 the first year, and will get a 4% raise per year. which function s(x) represents jerome's salary after a certain number of years, x?