5(5-t)-(4-3t)=12

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Solution for 5(5-t)-(4-3t)=12 equation:


Simplifying
5(5 + -1t) + -1(4 + -3t) = 12
(5 * 5 + -1t * 5) + -1(4 + -3t) = 12
(25 + -5t) + -1(4 + -3t) = 12
25 + -5t + (4 * -1 + -3t * -1) = 12
25 + -5t + (-4 + 3t) = 12

Reorder the terms:
25 + -4 + -5t + 3t = 12

Combine like terms: 25 + -4 = 21
21 + -5t + 3t = 12

Combine like terms: -5t + 3t = -2t
21 + -2t = 12

Solving
21 + -2t = 12

Solving for variable 't'.

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

Add '-21' to each side of the equation.
21 + -21 + -2t = 12 + -21

Combine like terms: 21 + -21 = 0
0 + -2t = 12 + -21
-2t = 12 + -21

Combine like terms: 12 + -21 = -9
-2t = -9

Divide each side by '-2'.
t = 4.5

Simplifying
t = 4.5

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