11. f = 180-(75+65)
f = 180 - 140
f = 40°
12. x = 62+51
x = 113
y = 180- 113
y = 67°
13. x = 360-(100+95+60)
x = 360 - 255
x = 105°
<em><u>PLEASE MARK THIS ANSWER AS BRAINLIEST</u></em>
Answer:
( 19/3, -1)
Step-by-step explanation:
3x + 4y = 15
3x + 4(-1) = 15
3x -4 = 15
3x= 19
x= 19/3
I think the 40 30 20 should be going up not down like this 20 30 40
Answer:
You can either choose B or D.
