5+7=4(t-9)

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


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

Combine like terms: 5 + 7 = 12
12 = 4(t + -9)

Reorder the terms:
12 = 4(-9 + t)
12 = (-9 * 4 + t * 4)
12 = (-36 + 4t)

Solving
12 = -36 + 4t

Solving for variable 't'.

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

Add '-4t' to each side of the equation.
12 + -4t = -36 + 4t + -4t

Combine like terms: 4t + -4t = 0
12 + -4t = -36 + 0
12 + -4t = -36

Add '-12' to each side of the equation.
12 + -12 + -4t = -36 + -12

Combine like terms: 12 + -12 = 0
0 + -4t = -36 + -12
-4t = -36 + -12

Combine like terms: -36 + -12 = -48
-4t = -48

Divide each side by '-4'.
t = 12

Simplifying
t = 12

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