Solve for the unknown variable: 1. 370 = 300 X 200 2. x = 1,200 3 35 3. 3400 2300 200 X 4. 123 = X 456 789

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter3: Solving Equation And Problems
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Can anyone show me how to do this please and brief explanation or steps

Solve for the unknown variable:
1. 370 = 300
X
200
2. x = 1,200
3
35
3. 3400 = 2300
200
X
4. 123 = X
456 789
Transcribed Image Text:Solve for the unknown variable: 1. 370 = 300 X 200 2. x = 1,200 3 35 3. 3400 = 2300 200 X 4. 123 = X 456 789
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