8a+4=7a-3

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Solution for 8a+4=7a-3 equation:


Simplifying
8a + 4 = 7a + -3

Reorder the terms:
4 + 8a = 7a + -3

Reorder the terms:
4 + 8a = -3 + 7a

Solving
4 + 8a = -3 + 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.
4 + 8a + -7a = -3 + 7a + -7a

Combine like terms: 8a + -7a = 1a
4 + 1a = -3 + 7a + -7a

Combine like terms: 7a + -7a = 0
4 + 1a = -3 + 0
4 + 1a = -3

Add '-4' to each side of the equation.
4 + -4 + 1a = -3 + -4

Combine like terms: 4 + -4 = 0
0 + 1a = -3 + -4
1a = -3 + -4

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

Divide each side by '1'.
a = -7

Simplifying
a = -7

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