20-4(7-2t)=4(t-1)

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Solution for 20-4(7-2t)=4(t-1) equation: 


Simplifying
20 + -4(7 + -2t) = 4(t + -1)
20 + (7 * -4 + -2t * -4) = 4(t + -1)
20 + (-28 + 8t) = 4(t + -1)

Combine like terms: 20 + -28 = -8
-8 + 8t = 4(t + -1)

Reorder the terms:
-8 + 8t = 4(-1 + t)
-8 + 8t = (-1 * 4 + t * 4)
-8 + 8t = (-4 + 4t)

Solving
-8 + 8t = -4 + 4t

Solving for variable 't'.

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

Add '-4t' to each side of the equation.
-8 + 8t + -4t = -4 + 4t + -4t

Combine like terms: 8t + -4t = 4t
-8 + 4t = -4 + 4t + -4t

Combine like terms: 4t + -4t = 0
-8 + 4t = -4 + 0
-8 + 4t = -4

Add '8' to each side of the equation.
-8 + 8 + 4t = -4 + 8

Combine like terms: -8 + 8 = 0
0 + 4t = -4 + 8
4t = -4 + 8

Combine like terms: -4 + 8 = 4
4t = 4

Divide each side by '4'.
t = 1

Simplifying
t = 1

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