280*3= 840
3 journals is about 840 grams
The answer is: 70 .
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Explanation:
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(20/100) x = 14; solve for "x".
(20/100) = 2/10 = 1/5 ;
(1/5) x = 14
x/5 = 14 ;
x = 14 * 5 ;
x = 70 . The answer is: 70 .
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Answer:
R2->R3
Step-by-step explanation:
<u>Answer:</u>
, 
, 
, 
<u>Step-by-step explanation:</u>
First, we subtract 128 from both sides:
Then, we subtract 
from both sides:
Rewrite the equation:
Insert and solve:
<em>Please give Brainliest</em>
