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

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


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

Reorder the terms:
-7(-4 + t) + -1(t + 4) = 4
(-4 * -7 + t * -7) + -1(t + 4) = 4
(28 + -7t) + -1(t + 4) = 4

Reorder the terms:
28 + -7t + -1(4 + t) = 4
28 + -7t + (4 * -1 + t * -1) = 4
28 + -7t + (-4 + -1t) = 4

Reorder the terms:
28 + -4 + -7t + -1t = 4

Combine like terms: 28 + -4 = 24
24 + -7t + -1t = 4

Combine like terms: -7t + -1t = -8t
24 + -8t = 4

Solving
24 + -8t = 4

Solving for variable 't'.

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

Add '-24' to each side of the equation.
24 + -24 + -8t = 4 + -24

Combine like terms: 24 + -24 = 0
0 + -8t = 4 + -24
-8t = 4 + -24

Combine like terms: 4 + -24 = -20
-8t = -20

Divide each side by '-8'.
t = 2.5

Simplifying
t = 2.5

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