Which line has a slope of 3 and goes through the point (1, -1) ? y=3x−4 y=3x y=−3x+2 y=1/3x−4

What is the length of an with endpoints a 3,2 and b 8,14

Acompany that manufactures and sells guitars made changes in their product range. from the start they had 20 models. then they reduced the number of models to 15. as a result, the company enjoyed a 10% increase in turnover. - how much did the stock level change? in (%)

Find the value of x. give reasons to justify your solutions! l, m ∈ kn