8a-4-7a=-7+1

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Solution for 8a-4-7a=-7+1 equation:


Simplifying
8a + -4 + -7a = -7 + 1

Reorder the terms:
-4 + 8a + -7a = -7 + 1

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

Combine like terms: -7 + 1 = -6
-4 + 1a = -6

Solving
-4 + 1a = -6

Solving for variable 'a'.

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

Add '4' to each side of the equation.
-4 + 4 + 1a = -6 + 4

Combine like terms: -4 + 4 = 0
0 + 1a = -6 + 4
1a = -6 + 4

Combine like terms: -6 + 4 = -2
1a = -2

Divide each side by '1'.
a = -2

Simplifying
a = -2

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