The answer is x = 10, and it could alternatively be x = -10 depending on what topic this is and if negatives apply.
x^2 - 1 = 99
Add 1 to both sides.
x^2 = 100
Square root both sides
x = 10
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Answer:
D; 40,000,000,000
Step-by-step explanation:
Here, we want to express 4.0 * 10^10 in standard notation
What we just have here is to write 10 zeros after the 4
Mathematically, that will yield 40,000,000,000
In words this is 40 billion
Answer:
x = 6
Step-by-step explanation:
4x - 3 = 7×3
4x - 3 = 21
4x = 21 + 3
4x = 24
x = 6
I hope you understood the explanation!
Answer: hey u ever find out? i would love to know