Question 3 Simplify by combining like terms.

3x + 4y − 2y + 7x
Question 3 options:

4x + 6y

10x + 2y

10x + 6y

2y + 4x

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

Me! i will mark brainliest! i don't get polynomials and all that other stuff. so this question is really hard. multiply and simplify.(x - 4) (x^2 – 5x – 6)show your

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14