Answer:
Step-by-step explanation:
Answer:
x = -1
Step-by-step explanation:
Start with adding 2 to -7
-7 + 2
=-5
Then divide by 5
-5/5
=-1
Answer:
3
Step-by-step explanation:
Note that
(
)² = a, for example
(
)² = 10² = 100 ← value inside the radical
Thus
(
)² = 3
Answer:
B
Step-by-step explanation:
sames sides same angle
180=90+2x
180-90=2x
90=2x
x=45