211m+16=4+611m
m=
find the sum to m

Which recursive formula can be used to determine the total amount of money earned in any year based on the amount earned in the previous year? f(n+1)=f(n)+5

Define multiplicative inverse. give an example of a number and its multiplicative inverse.

Hardest math question of all time can you solve the equation. check for extraneous solutions.9∣9-8x∣ = 2x+3