(3-t)-(7+7t)=

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Solution for (3-t)-(7+7t)= equation:


Simplifying
(3 + -1t) + -1(7 + 7t) = 0

Remove parenthesis around (3 + -1t)
3 + -1t + -1(7 + 7t) = 0
3 + -1t + (7 * -1 + 7t * -1) = 0
3 + -1t + (-7 + -7t) = 0

Reorder the terms:
3 + -7 + -1t + -7t = 0

Combine like terms: 3 + -7 = -4
-4 + -1t + -7t = 0

Combine like terms: -1t + -7t = -8t
-4 + -8t = 0

Solving
-4 + -8t = 0

Solving for variable 't'.

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

Add '4' to each side of the equation.
-4 + 4 + -8t = 0 + 4

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

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

Divide each side by '-8'.
t = -0.5

Simplifying
t = -0.5

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