7(3+t)-5(t+2)=

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Solution for 7(3+t)-5(t+2)= equation:


Simplifying
7(3 + t) + -5(t + 2) = 0
(3 * 7 + t * 7) + -5(t + 2) = 0
(21 + 7t) + -5(t + 2) = 0

Reorder the terms:
21 + 7t + -5(2 + t) = 0
21 + 7t + (2 * -5 + t * -5) = 0
21 + 7t + (-10 + -5t) = 0

Reorder the terms:
21 + -10 + 7t + -5t = 0

Combine like terms: 21 + -10 = 11
11 + 7t + -5t = 0

Combine like terms: 7t + -5t = 2t
11 + 2t = 0

Solving
11 + 2t = 0

Solving for variable 't'.

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

Add '-11' to each side of the equation.
11 + -11 + 2t = 0 + -11

Combine like terms: 11 + -11 = 0
0 + 2t = 0 + -11
2t = 0 + -11

Combine like terms: 0 + -11 = -11
2t = -11

Divide each side by '2'.
t = -5.5

Simplifying
t = -5.5

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