-7(t-4)-(t+9)=5

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Solution for -7(t-4)-(t+9)=5 equation:


Simplifying
-7(t + -4) + -1(t + 9) = 5

Reorder the terms:
-7(-4 + t) + -1(t + 9) = 5
(-4 * -7 + t * -7) + -1(t + 9) = 5
(28 + -7t) + -1(t + 9) = 5

Reorder the terms:
28 + -7t + -1(9 + t) = 5
28 + -7t + (9 * -1 + t * -1) = 5
28 + -7t + (-9 + -1t) = 5

Reorder the terms:
28 + -9 + -7t + -1t = 5

Combine like terms: 28 + -9 = 19
19 + -7t + -1t = 5

Combine like terms: -7t + -1t = -8t
19 + -8t = 5

Solving
19 + -8t = 5

Solving for variable 't'.

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

Add '-19' to each side of the equation.
19 + -19 + -8t = 5 + -19

Combine like terms: 19 + -19 = 0
0 + -8t = 5 + -19
-8t = 5 + -19

Combine like terms: 5 + -19 = -14
-8t = -14

Divide each side by '-8'.
t = 1.75

Simplifying
t = 1.75

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