Answer:
x = ± 2
Step-by-step explanation:
Given
x² = 4 ( take the square root of both sides )
x = ± 
= ± 2
Since 2 × 2 = 4 and - 2 × - 2 = 4
The answer should be
C) Swing two arcs that intersect the given line
Answer:6.27
Step-by-step explanation: 22.8 increased by 27.5%
27.5% × 22.8 = 6.27
27.5 ÷ 100 × 22.8 = 6.27
27.5 × 22.8 ÷ 100 = 6.27
627 ÷ 100 = 6.27
Answer:
the answer would be b
Step-by-step explanation:
You need to get the x alone, so you have to subtract 10 from both sides. The step after that would be to divide 2 from both sides.
Hope this helps! :)
