3(a-2)+4=7

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


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

Reorder the terms:
3(-2 + a) + 4 = 7
(-2 * 3 + a * 3) + 4 = 7
(-6 + 3a) + 4 = 7

Reorder the terms:
-6 + 4 + 3a = 7

Combine like terms: -6 + 4 = -2
-2 + 3a = 7

Solving
-2 + 3a = 7

Solving for variable 'a'.

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

Add '2' to each side of the equation.
-2 + 2 + 3a = 7 + 2

Combine like terms: -2 + 2 = 0
0 + 3a = 7 + 2
3a = 7 + 2

Combine like terms: 7 + 2 = 9
3a = 9

Divide each side by '3'.
a = 3

Simplifying
a = 3

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