7a-5=12(a-3)

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Solution for 7a-5=12(a-3) equation:


Simplifying
7a + -5 = 12(a + -3)

Reorder the terms:
-5 + 7a = 12(a + -3)

Reorder the terms:
-5 + 7a = 12(-3 + a)
-5 + 7a = (-3 * 12 + a * 12)
-5 + 7a = (-36 + 12a)

Solving
-5 + 7a = -36 + 12a

Solving for variable 'a'.

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

Add '-12a' to each side of the equation.
-5 + 7a + -12a = -36 + 12a + -12a

Combine like terms: 7a + -12a = -5a
-5 + -5a = -36 + 12a + -12a

Combine like terms: 12a + -12a = 0
-5 + -5a = -36 + 0
-5 + -5a = -36

Add '5' to each side of the equation.
-5 + 5 + -5a = -36 + 5

Combine like terms: -5 + 5 = 0
0 + -5a = -36 + 5
-5a = -36 + 5

Combine like terms: -36 + 5 = -31
-5a = -31

Divide each side by '-5'.
a = 6.2

Simplifying
a = 6.2

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