4a-7=a+2

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Solution for 4a-7=a+2 equation:


Simplifying
4a + -7 = a + 2

Reorder the terms:
-7 + 4a = a + 2

Reorder the terms:
-7 + 4a = 2 + a

Solving
-7 + 4a = 2 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
-7 + 4a + -1a = 2 + a + -1a

Combine like terms: 4a + -1a = 3a
-7 + 3a = 2 + a + -1a

Combine like terms: a + -1a = 0
-7 + 3a = 2 + 0
-7 + 3a = 2

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

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

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

Divide each side by '3'.
a = 3

Simplifying
a = 3

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