100t+40=420

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Solution for 100t+40=420 equation: 


Simplifying
100t + 40 = 420

Reorder the terms:
40 + 100t = 420

Solving
40 + 100t = 420

Solving for variable 't'.

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

Add '-40' to each side of the equation.
40 + -40 + 100t = 420 + -40

Combine like terms: 40 + -40 = 0
0 + 100t = 420 + -40
100t = 420 + -40

Combine like terms: 420 + -40 = 380
100t = 380

Divide each side by '100'.
t = 3.8

Simplifying
t = 3.8

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