Answer:
40!
Step-by-step explanation:
3x+20+40=180
3x+60=180
3x=120
x=40
Answer:
$75
Step-by-step explanation:
55/11=5
15*5=75
Answer:
-3x - 1
Step-by-step explanation:
(6x + 2)-(9x + 3)
We Begin by opening the brackets.
6x + 2 -9x - 3
Please note the change in the signs.
6x - 9x + 2 - 3
-3x - 1
It’s the first one since they are equal by the side then the angle then again the side