Two variable equation

Evaluate: a-b if =-4 and b=10

Simplify: 16-8x4

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

Find the slope and the y-intercept if there's one and the equation of the line given these two points( 3, 2) and( 3, -4)

Graph the linear function using the slooe and y intercept