Solve the simultaneous equations y = 3x + 5
y = 4x² + x
Give your answers correct to 2 decimal places.
write each set of answers on separate lines

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 (%)

Two corresponding sides of two similar triangles are 3cm and 5cm. the area of the first triangle is 12cm^2. what is the area of the second triangle?

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,