A expression people say to express gratitude.
Answer:
x = ± 2
Step-by-step explanation:
Given
16 - 2x² = - 64 ( subtract 16 from both sides )
- 2x² = - 80 ( divide both sides by - 2 )
x² = 40 ( take the square root of both sides )
x = ±
= ±
= ± 2
Answer:
Step-by-step explanation:
How much acid is in something
Answer:
complementary
Step-by-step explanation:
i went to school.