Find the difference: (6y3 + 17y − 3) − (4y3 − 11y + 9) a 2y3 + 28y + 12 b 2y3 + 6y − 12 c 2y3 + 28y − 6 d 2y3 + 28y − 12asap ! 

The measure of an angle is 117°. what is the measure of a supplementary angle?

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible

Tim open up a new saving account with a $50 deposit and plant to deposit $20 per week into the same account.write an expression to represent the total amount in his savings account.