-x is 13 units to the right of 0 or -13 units to the left of 0.
Hope this helps :)
Answer:
12
Step-by-step explanation:
5x + 7x + 3x = 180°
15x = 180°
x = 180°÷15
x = 12
I believe it's 23 as your answer
Answer:
y = <u>1</u><u> </u>x - <u>9</u><u> </u><u> </u><u>(</u><u> </u><u>L</u><u>.</u><u>C</u><u>.</u><u>M</u><u> </u>= 2 )
2 2
<u>1</u><u>(</u><u>1</u><u>x</u><u>)</u><u>-</u><u>1</u><u>(</u><u>9</u><u>)</u>
2
<u>x-9</u>
2
<u> </u><u> </u><u> </u><u> </u><u> </u><u> </u><u> </u>