99-12t-(-7t)-4=

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Solution for 99-12t-(-7t)-4= equation:


Simplifying
99 + -12t + -1(-7t) + -4 = 0

Remove parenthesis around (-7t)
99 + -12t + -1 * -7t + -4 = 0

Multiply -1 * -7
99 + -12t + 7t + -4 = 0

Reorder the terms:
99 + -4 + -12t + 7t = 0

Combine like terms: 99 + -4 = 95
95 + -12t + 7t = 0

Combine like terms: -12t + 7t = -5t
95 + -5t = 0

Solving
95 + -5t = 0

Solving for variable 't'.

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

Add '-95' to each side of the equation.
95 + -95 + -5t = 0 + -95

Combine like terms: 95 + -95 = 0
0 + -5t = 0 + -95
-5t = 0 + -95

Combine like terms: 0 + -95 = -95
-5t = -95

Divide each side by '-5'.
t = 19

Simplifying
t = 19

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