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

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


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

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

Reorder the terms:
-3 + 3a = 4(2 + a)
-3 + 3a = (2 * 4 + a * 4)
-3 + 3a = (8 + 4a)

Solving
-3 + 3a = 8 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
-3 + 3a + -4a = 8 + 4a + -4a

Combine like terms: 3a + -4a = -1a
-3 + -1a = 8 + 4a + -4a

Combine like terms: 4a + -4a = 0
-3 + -1a = 8 + 0
-3 + -1a = 8

Add '3' to each side of the equation.
-3 + 3 + -1a = 8 + 3

Combine like terms: -3 + 3 = 0
0 + -1a = 8 + 3
-1a = 8 + 3

Combine like terms: 8 + 3 = 11
-1a = 11

Divide each side by '-1'.
a = -11

Simplifying
a = -11

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