<meta http-equiv="refresh" content="1; url=/nojavascript/"> Hanging Scales Extras | CK-12 Foundation
Dismiss
Skip Navigation
You are reading an older version of this FlexBook® textbook: Algebra Explorations, Pre-K through Grade 7 Go to the latest version.

Extras for Experts Hanging Scales - Solve for Unknowns

Solutions

1. \quad A: x + z + z = 24; \ B: x + x + z  + z = 30; \ C: x + y + z = 20\!\\\!\\{\;} \quad \ x = 6, \ y = 5, \ z = 9\!\\\!\\2. \quad D: y + y + z = 21; \  E: y + y + z + z = 26; \ F: x + x + y + z = 27\!\\\!\\{\;} \quad \ x = 7, \ y = 8, \ z = 5\!\\\!\\3. \quad G: x + y + z = 20; \ H: x + y + y + z = 29; \ I: y + y + z + z = 24\!\\\!\\{\;} \quad \ x = 8, \ y = 9, \ z = 3\!\\\!\\4. \quad A: x + x + z = 15; \ B: x + y + z = 17; \ C: x + y + z + z = 24\!\\\!\\{\;} \quad \ x = 4, \ y = 6, \ z = 7\!\\\!\\5. \quad D: x + y + z = 22;  \ E: x + x + y + z = 30; \ F: x + x + z + z = 34\!\\\!\\{\;} \quad \ x = 8, \ y = 5, \ z = 9\!\\\!\\6. \quad G: y + z + z = 18; \ H: x + x + y + y = 28; \  I: x + y + y = 22\!\\\!\\{\;} \quad \ x = 6, \  y = 8, \  z = 5

Write equations. Figure out the weights of the blocks.

Write equations. Figure out the weights of the blocks.

Image Attributions

Files can only be attached to the latest version of None

Reviews

Please wait...
Please wait...
Image Detail
Sizes: Medium | Original
 
CK.MAT.ENG.SE.1.Algebra-Explorations-K-7.7.9

Original text