13(t-5)+8=7(3t+4)-13

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Solution for 13(t-5)+8=7(3t+4)-13 equation:


Simplifying
13(t + -5) + 8 = 7(3t + 4) + -13

Reorder the terms:
13(-5 + t) + 8 = 7(3t + 4) + -13
(-5 * 13 + t * 13) + 8 = 7(3t + 4) + -13
(-65 + 13t) + 8 = 7(3t + 4) + -13

Reorder the terms:
-65 + 8 + 13t = 7(3t + 4) + -13

Combine like terms: -65 + 8 = -57
-57 + 13t = 7(3t + 4) + -13

Reorder the terms:
-57 + 13t = 7(4 + 3t) + -13
-57 + 13t = (4 * 7 + 3t * 7) + -13
-57 + 13t = (28 + 21t) + -13

Reorder the terms:
-57 + 13t = 28 + -13 + 21t

Combine like terms: 28 + -13 = 15
-57 + 13t = 15 + 21t

Solving
-57 + 13t = 15 + 21t

Solving for variable 't'.

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

Add '-21t' to each side of the equation.
-57 + 13t + -21t = 15 + 21t + -21t

Combine like terms: 13t + -21t = -8t
-57 + -8t = 15 + 21t + -21t

Combine like terms: 21t + -21t = 0
-57 + -8t = 15 + 0
-57 + -8t = 15

Add '57' to each side of the equation.
-57 + 57 + -8t = 15 + 57

Combine like terms: -57 + 57 = 0
0 + -8t = 15 + 57
-8t = 15 + 57

Combine like terms: 15 + 57 = 72
-8t = 72

Divide each side by '-8'.
t = -9

Simplifying
t = -9

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