2-5t-2(5t+10)=100

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Solution for 2-5t-2(5t+10)=100 equation: 


Simplifying
2 + -5t + -2(5t + 10) = 100

Reorder the terms:
2 + -5t + -2(10 + 5t) = 100
2 + -5t + (10 * -2 + 5t * -2) = 100
2 + -5t + (-20 + -10t) = 100

Reorder the terms:
2 + -20 + -5t + -10t = 100

Combine like terms: 2 + -20 = -18
-18 + -5t + -10t = 100

Combine like terms: -5t + -10t = -15t
-18 + -15t = 100

Solving
-18 + -15t = 100

Solving for variable 't'.

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

Add '18' to each side of the equation.
-18 + 18 + -15t = 100 + 18

Combine like terms: -18 + 18 = 0
0 + -15t = 100 + 18
-15t = 100 + 18

Combine like terms: 100 + 18 = 118
-15t = 118

Divide each side by '-15'.
t = -7.866666667

Simplifying
t = -7.866666667

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