(3a-7)=(4a+5)

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Solution for (3a-7)=(4a+5) equation:


Simplifying
(3a + -7) = (4a + 5)

Reorder the terms:
(-7 + 3a) = (4a + 5)

Remove parenthesis around (-7 + 3a)
-7 + 3a = (4a + 5)

Reorder the terms:
-7 + 3a = (5 + 4a)

Remove parenthesis around (5 + 4a)
-7 + 3a = 5 + 4a

Solving
-7 + 3a = 5 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
-7 + 3a + -4a = 5 + 4a + -4a

Combine like terms: 3a + -4a = -1a
-7 + -1a = 5 + 4a + -4a

Combine like terms: 4a + -4a = 0
-7 + -1a = 5 + 0
-7 + -1a = 5

Add '7' to each side of the equation.
-7 + 7 + -1a = 5 + 7

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

Combine like terms: 5 + 7 = 12
-1a = 12

Divide each side by '-1'.
a = -12

Simplifying
a = -12

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