Find the value of this expression. OPTIONS: 1)15 2)1 3)75

Solve 2x+y=3 x+y=5 in substitution method

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 5x^2 + 10x

Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236