-4(t-5)-(t+7)=7

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Solution for -4(t-5)-(t+7)=7 equation:


Simplifying
-4(t + -5) + -1(t + 7) = 7

Reorder the terms:
-4(-5 + t) + -1(t + 7) = 7
(-5 * -4 + t * -4) + -1(t + 7) = 7
(20 + -4t) + -1(t + 7) = 7

Reorder the terms:
20 + -4t + -1(7 + t) = 7
20 + -4t + (7 * -1 + t * -1) = 7
20 + -4t + (-7 + -1t) = 7

Reorder the terms:
20 + -7 + -4t + -1t = 7

Combine like terms: 20 + -7 = 13
13 + -4t + -1t = 7

Combine like terms: -4t + -1t = -5t
13 + -5t = 7

Solving
13 + -5t = 7

Solving for variable 't'.

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

Add '-13' to each side of the equation.
13 + -13 + -5t = 7 + -13

Combine like terms: 13 + -13 = 0
0 + -5t = 7 + -13
-5t = 7 + -13

Combine like terms: 7 + -13 = -6
-5t = -6

Divide each side by '-5'.
t = 1.2

Simplifying
t = 1.2

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