Answer:
x∠-5
Step-by-step explanation:
x+17∠12
x∠12-17
x∠-5
Answer:
40 units
Step-by-step explanation:
A=hbb
2=8·10
2=40
Answer:
x + 7(-5)
Step-by-step explanation:
Not sure if this is right or not...
Answer:
50 is the sum
Step-by-step explanation:
-10+20=10
10+-40=-30
-30+80=50