What is algebra and why do we use it?
Algebra is a part of mathematics in which letters or symbols are used to represent either a known constant or an unknown value. Algebra is often used within formulae in which we can extrapolate an answer, an example being the 'Quadratic Equation'.
Related Maths GCSE answers
All answers ▸A quarter circle has a radius of 6 cm. Calculate the area of the quarter circle.
There are 31 days in January. January 21st 2015 was a Wednesday. What day of the week was February 8th 2015?
£X was invested for 5 years, earning compound interest of 2% per year. After 5 years the total value of the investment was £11,040.81. How do I calculate the value of the invested amount £X?
Solve the inequality 4m +3 > 15