2x + 2x - 5- 2 - 3x - 2x

Step-by-step explanation:

combine like terms: 2x+2x+(-3x)+(-2x)

=-x so

-x-5-2=-x-3

hope that helps ☺️

-1 (x+7)

Step-by-step explanation:

2x+2x-3x-2x-5-2

Rearrange the number so you can add the same numbers together with the same variable

4x-5x-7

Add them together

-x-7

Take out what they have in common with is the negative

-1 (x+7)

The minus sign becomes a plus sign when you factored it out.

50*10 is greater

step-by-step explanation:

if you add the zero from 10 to 50, it will give you a bigger number.

= 5

step-by-step explanation:

to find the 15th term substitute n = 15 into the nth term formula

= (- 3 × 15 ) + 50 = - 45 + 50 = 5