Ais a rule that assigns each value of the independent variable to exactly one value of the dependent variable.

Solve the system of equations y= 3/2 - 1, -x+ y =-3

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 (%)

What is the result of the following division?