10+3T=T+21

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Solution for 10+3T=T+21 equation: 


Simplifying
10 + 3T = T + 21

Reorder the terms:
10 + 3T = 21 + T

Solving
10 + 3T = 21 + T

Solving for variable 'T'.

Move all terms containing T to the left, all other terms to the right.

Add '-1T' to each side of the equation.
10 + 3T + -1T = 21 + T + -1T

Combine like terms: 3T + -1T = 2T
10 + 2T = 21 + T + -1T

Combine like terms: T + -1T = 0
10 + 2T = 21 + 0
10 + 2T = 21

Add '-10' to each side of the equation.
10 + -10 + 2T = 21 + -10

Combine like terms: 10 + -10 = 0
0 + 2T = 21 + -10
2T = 21 + -10

Combine like terms: 21 + -10 = 11
2T = 11

Divide each side by '2'.
T = 5.5

Simplifying
T = 5.5

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