4(3-t)-(2-2t)=7

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Solution for 4(3-t)-(2-2t)=7 equation: 


Simplifying
4(3 + -1t) + -1(2 + -2t) = 7
(3 * 4 + -1t * 4) + -1(2 + -2t) = 7
(12 + -4t) + -1(2 + -2t) = 7
12 + -4t + (2 * -1 + -2t * -1) = 7
12 + -4t + (-2 + 2t) = 7

Reorder the terms:
12 + -2 + -4t + 2t = 7

Combine like terms: 12 + -2 = 10
10 + -4t + 2t = 7

Combine like terms: -4t + 2t = -2t
10 + -2t = 7

Solving
10 + -2t = 7

Solving for variable 't'.

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

Add '-10' to each side of the equation.
10 + -10 + -2t = 7 + -10

Combine like terms: 10 + -10 = 0
0 + -2t = 7 + -10
-2t = 7 + -10

Combine like terms: 7 + -10 = -3
-2t = -3

Divide each side by '-2'.
t = 1.5

Simplifying
t = 1.5

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