Step-by-step explanation:
1 * (-5) = -5 a = -5
6 + (-5) = 1 b = 1
1 * (-5 ) = -5 c = -5
-7 + -5 = -12 d = -12
I’m not hundred percent sure must I believe it’s 0
Answer:x=30*
Step-by-step explanation:
90*+30*=120*
*All triangles’ angles = 180*
180*-120*=60*
60*/2=30*
supplementary angles measure 180°
Yes it’s the good you’re really a good student