Simplify the expression
3. 9a- b-2a-10b
a. -7a+ 11b
b. 11a + 9b
c. -11a - 9b
d. 7a - 11b

4. 5(x + 10) + x
a. 6x + 15
b.5x + 15
c. 6x + 50
d. 4x - 50 me

Choose a second initial value that is 0.01 greater than the initial value from question 9. iterate it using the function, f, ten times. if necessary, you can round your results to the nearest ten-thousandth.

Me asap on # : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.

The pair of coordinates that do not represent the point( 5,150’) is a. (5,-210) b. (5,210) c. (-5,330) d. (-5,-30)