5-0.3t=2.1+0.5(t-1)

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Solution for 5-0.3t=2.1+0.5(t-1) equation:


Simplifying
5 + -0.3t = 2.1 + 0.5(t + -1)

Reorder the terms:
5 + -0.3t = 2.1 + 0.5(-1 + t)
5 + -0.3t = 2.1 + (-1 * 0.5 + t * 0.5)
5 + -0.3t = 2.1 + (-0.5 + 0.5t)

Combine like terms: 2.1 + -0.5 = 1.6
5 + -0.3t = 1.6 + 0.5t

Solving
5 + -0.3t = 1.6 + 0.5t

Solving for variable 't'.

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

Add '-0.5t' to each side of the equation.
5 + -0.3t + -0.5t = 1.6 + 0.5t + -0.5t

Combine like terms: -0.3t + -0.5t = -0.8t
5 + -0.8t = 1.6 + 0.5t + -0.5t

Combine like terms: 0.5t + -0.5t = 0.0
5 + -0.8t = 1.6 + 0.0
5 + -0.8t = 1.6

Add '-5' to each side of the equation.
5 + -5 + -0.8t = 1.6 + -5

Combine like terms: 5 + -5 = 0
0 + -0.8t = 1.6 + -5
-0.8t = 1.6 + -5

Combine like terms: 1.6 + -5 = -3.4
-0.8t = -3.4

Divide each side by '-0.8'.
t = 4.25

Simplifying
t = 4.25

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