Answer:
4.397 * 10⁹
Step-by-step explanation:
(3.700 * 10⁹) + (6.970 * 10⁸) = (3.700 * 10 * 10⁸ ) + (6.970 * 10⁸)
= (37.00 * 10⁸) + (6.970 * 10⁸)
= (37.00 + 6.970) * 10⁸
= 43.97 * 10⁸
= 4.397 * 10 * 10⁸
= 4.397 * 10⁽¹⁺⁸⁾
= 4.397 * 10⁹
Answer:
71.58
Step-by-step explanation:
Answer:
about 3.78 3.78698225 given those numbers
Step-by-step explanation:
Answer:
3. 18 + 18 + 7 + 7 = 50
4. 120 degrees
Step-by-step explanation:
Answer:
The number is 27
Step-by-step explanation:
<u>Step 1: Convert words into an expression</u>
The quotient of 9 and a number added to 30 is 33
30 + (n / 9) = 33
<u>Step 2: Subtract both sides by 30</u>
30 + (n/9) - 30 = 33 - 30
n/9 = 3
<u>Step 3: Multiply both sides by 9</u>
n/9 * 9 = 3 * 9
<em>n = 27</em>
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Answer: The number is 27