3(4a-1)=7(2a-7)

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Solution for 3(4a-1)=7(2a-7) equation:


Simplifying
3(4a + -1) = 7(2a + -7)

Reorder the terms:
3(-1 + 4a) = 7(2a + -7)
(-1 * 3 + 4a * 3) = 7(2a + -7)
(-3 + 12a) = 7(2a + -7)

Reorder the terms:
-3 + 12a = 7(-7 + 2a)
-3 + 12a = (-7 * 7 + 2a * 7)
-3 + 12a = (-49 + 14a)

Solving
-3 + 12a = -49 + 14a

Solving for variable 'a'.

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

Add '-14a' to each side of the equation.
-3 + 12a + -14a = -49 + 14a + -14a

Combine like terms: 12a + -14a = -2a
-3 + -2a = -49 + 14a + -14a

Combine like terms: 14a + -14a = 0
-3 + -2a = -49 + 0
-3 + -2a = -49

Add '3' to each side of the equation.
-3 + 3 + -2a = -49 + 3

Combine like terms: -3 + 3 = 0
0 + -2a = -49 + 3
-2a = -49 + 3

Combine like terms: -49 + 3 = -46
-2a = -46

Divide each side by '-2'.
a = 23

Simplifying
a = 23

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