20=(-5)t+40

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Solution for 20=(-5)t+40 equation: 


Simplifying
20 = (-5) * t + 40

Reorder the terms:
20 = 40 + -5t

Solving
20 = 40 + -5t

Solving for variable 't'.

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

Add '5t' to each side of the equation.
20 + 5t = 40 + -5t + 5t

Combine like terms: -5t + 5t = 0
20 + 5t = 40 + 0
20 + 5t = 40

Add '-20' to each side of the equation.
20 + -20 + 5t = 40 + -20

Combine like terms: 20 + -20 = 0
0 + 5t = 40 + -20
5t = 40 + -20

Combine like terms: 40 + -20 = 20
5t = 20

Divide each side by '5'.
t = 4

Simplifying
t = 4

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