5a-2+12=7a+2

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Solution for 5a-2+12=7a+2 equation:


Simplifying
5a + -2 + 12 = 7a + 2

Reorder the terms:
-2 + 12 + 5a = 7a + 2

Combine like terms: -2 + 12 = 10
10 + 5a = 7a + 2

Reorder the terms:
10 + 5a = 2 + 7a

Solving
10 + 5a = 2 + 7a

Solving for variable 'a'.

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

Add '-7a' to each side of the equation.
10 + 5a + -7a = 2 + 7a + -7a

Combine like terms: 5a + -7a = -2a
10 + -2a = 2 + 7a + -7a

Combine like terms: 7a + -7a = 0
10 + -2a = 2 + 0
10 + -2a = 2

Add '-10' to each side of the equation.
10 + -10 + -2a = 2 + -10

Combine like terms: 10 + -10 = 0
0 + -2a = 2 + -10
-2a = 2 + -10

Combine like terms: 2 + -10 = -8
-2a = -8

Divide each side by '-2'.
a = 4

Simplifying
a = 4

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