Maths
Oder of rotations symmetry and number of lines of symmetry

Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?

Witch sequence shows a pattern where each term is 1.5 times the previous term