X=11, set 10x+5x+15=180
15x+15=180, subtract 15 from 180= 165, then divide 165 by 15
Adding a negative is same as subtraction
-5+78-32
73-32
41
2 and 4
Step-by-step explanation:
This image shows an example on corresponding angles.
<span>Line graphs are used to display data or information that changes continuously over time. hope that helped</span>