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If (3+2t)/2 = 5, then 2t equals:

Can someone show me how this is done?

 Jun 15, 2016
 #1
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Solve for t:
(2 t+3)/2 = 5

 

Multiply both sides of (2 t+3)/2 = 5 by 2:
1 (2 t+3) = 2×5

 

(2 (2 t+3))/2 = 2/2×(2 t+3) = 2 t+3:
2 t+3 = 2×5

 

2×5  =  10:
2 t+3 = 10

 

Subtract 3 from both sides:
2 t+(3-3) = 10-3

 

3-3 = 0:
2 t = 10-3

 

10-3 = 7:
2 t = 7

 

Divide both sides of 2 t = 7 by 2:
(2 t)/2 = 7/2

 

2/2 = 1:
Answer: |  t = 7/2=3 1/2

 Jun 15, 2016

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