4a+23=5a-7

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


Simplifying
4a + 23 = 5a + -7

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

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

Solving
23 + 4a = -7 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
23 + 4a + -5a = -7 + 5a + -5a

Combine like terms: 4a + -5a = -1a
23 + -1a = -7 + 5a + -5a

Combine like terms: 5a + -5a = 0
23 + -1a = -7 + 0
23 + -1a = -7

Add '-23' to each side of the equation.
23 + -23 + -1a = -7 + -23

Combine like terms: 23 + -23 = 0
0 + -1a = -7 + -23
-1a = -7 + -23

Combine like terms: -7 + -23 = -30
-1a = -30

Divide each side by '-1'.
a = 30

Simplifying
a = 30

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