1+3.9t-1.2=0.9t+0.8-7t

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Solution for 1+3.9t-1.2=0.9t+0.8-7t equation:


Simplifying
1 + 3.9t + -1.2 = 0.9t + 0.8 + -7t

Reorder the terms:
1 + -1.2 + 3.9t = 0.9t + 0.8 + -7t

Combine like terms: 1 + -1.2 = -0.2
-0.2 + 3.9t = 0.9t + 0.8 + -7t

Reorder the terms:
-0.2 + 3.9t = 0.8 + 0.9t + -7t

Combine like terms: 0.9t + -7t = -6.1t
-0.2 + 3.9t = 0.8 + -6.1t

Solving
-0.2 + 3.9t = 0.8 + -6.1t

Solving for variable 't'.

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

Add '6.1t' to each side of the equation.
-0.2 + 3.9t + 6.1t = 0.8 + -6.1t + 6.1t

Combine like terms: 3.9t + 6.1t = 10t
-0.2 + 10t = 0.8 + -6.1t + 6.1t

Combine like terms: -6.1t + 6.1t = 0.0
-0.2 + 10t = 0.8 + 0.0
-0.2 + 10t = 0.8

Add '0.2' to each side of the equation.
-0.2 + 0.2 + 10t = 0.8 + 0.2

Combine like terms: -0.2 + 0.2 = 0.0
0.0 + 10t = 0.8 + 0.2
10t = 0.8 + 0.2

Combine like terms: 0.8 + 0.2 = 1
10t = 1

Divide each side by '10'.
t = 0.1

Simplifying
t = 0.1

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