-4a-5+7a+-2=-7a+23

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Solution for -4a-5+7a+-2=-7a+23 equation:


Simplifying
-4a + -5 + 7a + -2 = -7a + 23

Reorder the terms:
-5 + -2 + -4a + 7a = -7a + 23

Combine like terms: -5 + -2 = -7
-7 + -4a + 7a = -7a + 23

Combine like terms: -4a + 7a = 3a
-7 + 3a = -7a + 23

Reorder the terms:
-7 + 3a = 23 + -7a

Solving
-7 + 3a = 23 + -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.
-7 + 3a + 7a = 23 + -7a + 7a

Combine like terms: 3a + 7a = 10a
-7 + 10a = 23 + -7a + 7a

Combine like terms: -7a + 7a = 0
-7 + 10a = 23 + 0
-7 + 10a = 23

Add '7' to each side of the equation.
-7 + 7 + 10a = 23 + 7

Combine like terms: -7 + 7 = 0
0 + 10a = 23 + 7
10a = 23 + 7

Combine like terms: 23 + 7 = 30
10a = 30

Divide each side by '10'.
a = 3

Simplifying
a = 3

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