Solve the system of equation 2x+3y=40 and -2x+2y=20

a. x=-6,y=4

b. x= 2 y=12

c. x=10,y=20

d. x=-10,y=20

Adding and subtracting matricesfind the value of each variable. x = and y = would

Big boi and travis scott are performing at the super bowl. travis scott is 62 years younger than twice big boi’s age. the sum of their ages is 70 years old. use b to represent big boi’s age. write and solve an equation.

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?